Monday, January 27, 2020

The Development Of Online Student Portal Information Technology Essay

The Development Of Online Student Portal Information Technology Essay First step of this development proposal is to study about the e-commerce system, and gain knowledge about portal and how they maintain them in real life. After study about current system and theories the student going to discuss and find out the aims and objectives of the system. Finally, the student has conducted literature search to find out the correct tools techniques and skills, in order to come up with expected system. Introduction This is the research report of online student portal. Which has to be design in order to accomplish the aim of this project. As we are in the hectic and busy world, the information technologies play a lot in every aspects of human life cycle. So in this project the user mainly going to be the student community who can benefit from the final product. The main reason behind this production is to make students life easy by creating such a product call online student portal. in order to get or in other word in order to fulfil their needs in one place, the Students need to get registered with the site to have access, once they get the membership they can have the benefit of the site. The benefits are the features of the website .the user can have access to News and updates, Quarries and solutions, buy and sell and ect. The student has studied about the current portals and conducted the user survey to find out the requirements and to do the requirement analysis. in order to find out about the technologies, tools and skills the student has done the literature search, and the evidence has been shown. Finally the student has start to do further investigations on implementing a payment system in the final stage of its development. As this is a academic project, the limitation on implementing a check out system like PayPal or google, going to cost some money. Problem of statement Aim To make students life style easy by giving the updates and changes in the field, give a chance to sell or buy study materials and tools and post their queries to get solutions from experts. Objectives Research objectives Study about e-commerce system Understand about existing Requirement gathering and analysis Understand the web based client server architecture. Study about database modelling and designing, tools that required. Learn about web designing tools and techniques Learn about client server side scripting languages like JavaScript/Ajax Research about system modelling and prototyping tools. Research about check out systems Practical objectives System modelling and prototyping Develop the system physical system Testing and debugging of the system Implantation of the system Installation and maintenance of the system Prepare the required documentation Requirements of this Project User requirements Coming soon System requirements Coming soon Functions of the system [how does the system work?] Coming soon Literature review The literature review is one of the most important parts in this project. In order to do the review the student has done the serach.The purpose of the literature search is to collect information about the technologies; tools, skills, and knowledge that require to develop and implement the system. In addition the student has divided the literature search into two sub to make the search easier; Technological aspects Collect information about the technological requirements that need to develop the software Ex:, front end development, client/server architecture, data modelling, database management, system security, system modelling and prototyping tools, software development tools and software testing tools etc. Project management aspects Collect information about various project management techniques which can help to develop the software more efficiently. Ex: project planning (WBS), scope management, risk management, cost management, time/staff managements etc. According to the literature search that has been done about those aspects the student has done the review. Software Tools and Techniques that required to this project In this project it has been decided to use following Software tools Techniques to get the output product that meets the requirements. Mark-up Language HTML ,XML,XHTML Scripting Language JAVASCRIPT,PHP Database management Software MYSQL Web Server APACHE server HTTPS Server SSL Certificate Check Out System Google Check Out HTML (Hyper Text Mark-up Language) HTML is universal mark up language based on SGML, to create web applications. Use to display text and pictures and graphics, to create table, frames and forms. Its enables hyper text linking whereby the text or the pictures automatically reference to other documents. The World Wide Web consortium (W3C) was formed with the charter to define the standards for HTML. The current version of HTML is 4.01. It uses CSS (Cascading Style Sheets) to define the layout or the appearance that displays by browsers, and it can load scripting language (Ex: Java script) to validate the users entries (W3Shcool).HTML can be edited in notepad or other software like Micro Media Dreamweaver. XHTML is the combination of HTML and XML languages, XML designed to describe the data and HTML to display the data. XHTML is properly nested language which means every open tag must have the close tag. (Chuck.M Bill.K, 2002) Screen short of Sample HTML in Micro Media Dreamweaver JavaScript JavaScript is a popular scripting language, it was designed to add interactivity to html pages, and it is a lightweight language which can be embedded within the html page. Its used to validate the form or create cookies to store in the users computers. It does not need any licence to use JavaScript. JavaScript can be used internally and externally which means JavaScript can be use in client side with HTML and in server side with PHP. (JavaScript Kit 1997-2008) Ajax PHP (Hypertext Pre-processor) PHP is a simple scripting language to create HTML contents.PHP is the language like ASP, PHP runs on all most every operating system.PHP scripts are executed on the servers including APACHE, IIS. Its support many databases such as MSQL, oracle, solid, ECT.PHP can be used in three ways as a server side scripting, command line scripting and to create client side GUI applications.( Rasmus.L and Kevin.T,2002) MYSQL MYSQL is relational database management systems (RDMBS) initially released on 23rd may 1995,that can be use to create reads and manipulate data, its popular database management software that can work on all the major operating systems, and its available for free. Apache APPACHE is a HTTP secured web server that is developed by the apache group, its on the internet since April 1996.current version of APPACHE is 2.3.6, its open source, available for free. (APPACHE.org) SSL certificate [Secured Socket Layer] The Secured Socket Layer protocol was introduced by Netscape to ensure the secure transaction between client and server, the protocol uses third party certificate authority to identify one or both end of transactions. It works on Application Layer. Its use HTTPS protocol with the SSL/TLS to provide encryption and secured identification of the server to ensure the security on World Wide Web. Check out The Client and servers the rdbms Why Database? Project management issues Project Management Project management is the application of knowledge, skills ,tools and techniques to project activities to meet project requirements.(Schwalbe.K, 2007) In this part the student consider about the project management aspect such as scope, time and cost which is called as triple constraint in project management to create successful project. Scope management Project planning (work break down structure) TASK TASK DESCRIPTION DURATION DEPENDENCIES Milestones T1 T2 Inception Feasibility study of the proposed system. Study about e-commerce System requirement gathering and Analysis. System requirements Functional requirements Non-functional requirements 28 days 12 days T1 M1 T3 T4 Elaboration. Logical design of theSystem. Activity diagram Use case diagram Class diagram Sequence diagram Collaboration diagram Design of GUI Meet the clients and discuss the proposed system and make any necessary adjustments 14 days 3 days T2 T2, T3 M2 T5 T6 Construction Physical design of the System. Divide the system in to subsections and assign software developers to code according to the outcomes of the use case and class diagrams. System Testing unit system testing Sub system testing System testing 30 days 20 days T3,T4 T5 M3 M4 T7 Transition Deliver the system. Installation of security and backup systems Install the system and allow it to run under supervision Provide training to the users and make improvements. 14 days T6 M5 T8 Documentation Finalise documentation and commissioning of the system 14 days T6, T7 M6 Requirements analysis Time management Gantt chart Risk Management Cost Management Quality management Human resource management Logical design of the system As this is the web-based system, the logical design is going to be on the front end which is interact by the user, in this case the website its self is going to be the front end of the system and the logical design of the database which is the most challenging part of the project. These are the two major thing thats need to design logically before its start the actual designing. The number of different techniques can be used to create data modelling, but in this project the entity relationship model going to be used. (KROENKE and AUER) UML diagram Use case diagram Class diagrams Entity Relationship diagram Site map Physical design of the system front end of the system appendix A php coding [user.php] $dbhost = localhost; $dbuser = root; $dbpass = ; $conn=mysql_connect(localhost,root,); //Connecting to the database mysql_select_db(studentportal); //select database called student portal $title=$_POST[title]; //create a sql query $firstname=$_POST[firstname]; $lastname=$_POST[lastname]; $gender=$_POST[gender]; $date=$_POST[date]; $email=$_POST[email]; $country=$_POST[country]; $username=$_POST[username]; $password=$_POST[password]; $cpassword=$_POST[cpassword]; $query=INSERT INTO USER VALUES($title,$firstname,$lastname,$gender,$date,$email,$country,$username,$password,$cpassword); mysql_query($query) or die(mysql_error()); mysql_close($conn); echo you are now member of this site congrats!!; ?> window.NREUM||(NREUM={});NREUM.info={"beacon":"bam.nr-data.net","licenseKey":"de6e6cfad9","applicationID":"221047987","transactionName":"bl0HMhMFDEYCWhJeWlcXMBQISwdGEFgfRBpYShEPAggHGxNRFg==","queueTime":0,"applicationTime":1,"atts":"QhoERFsfH0g=","errorBeacon":"bam.nr-data.net","agent":""} appendix b screen shorts of the system Figure11.1 screen short of index.html Figure 11.2 screen short of registration form

Sunday, January 19, 2020

Environmental Degradation Essay

In 1987 The United Nations World Commission on Environment and Development (WCED) released a pioneering report concerning the environmental damage that is going on. Through the report, called â€Å"Our Common Future†, WCED passed a warning that soon the world would be facing intolerable levels of damage to the environment if we are not going to alter our way of living. It would also lead to the humans suffering due to it. The Commission explained that there is a pressing requirement of changing the speed as well as the trend of international economic growth so that it meets the capacity of the world. It said: â€Å"Humanity has the ability to make development sustainable to ensure that it meets the needs of the present without compromising the ability of future generations to meet their own needs. † (World Commission on Environment and Development, 1987: 8) After thoroughly analysing the situation it can be concluded that the environmental crisis has an impact on each of the nation in the world. However, the extent to which they are affected is different and depends on the way they consume and also their economic expansion. Just 25% of the global population consumes a very high percentage of the world’s fossil fuels and chemical goods; as high as 70% and 85% respectively. This unbalanced consumption also exists in the area of water. In the United States the per capita consumption of water goes as high as 2300m3 annually. In Canada the figure is at 1500m3 while in Britain it reaches up to 225m3. On the other hand, the developing countries have a much lower consumption, of between 20 and 40m3. The trends of usage for the forest goods plus several of the other goods comprise of a similar direct proportion to the figure of population of the 20% of the wealthiest communities. Due to such extravagant demands, a great burden is being placed on the national as well as the world’s natural resources. The other societies make up to about 80% of the population, and get less than 20% of the world capital. The consumption of these societies is much more humble. Environmental Challenge Presently, there is not enough attention, at least not in the degree that is required, being paid to the social concerns. Scientists are pointing out to the troubles that we are facing and which would make our survival difficult later on. Such troubles include warming globe, the earth’s ozone layer being depleted, the deserts consuming agricultural land. However, we are not responding to the warning in the appropriate manner; instead we ask them for further details. Initially it was thought that environmental degradation is primarily the concern of the richer countries and happens due to industrial affluence. However, now it is an issue for the developing countries as well. The very poor countries are caught in the descending coil of associated environmental and economic decline. Although there are hopes being expressed at every side, no pattern can be seen nor any kind of campaigns or rules which would console the poor and decrease the increasing gap between rich and poor countries. For the purpose of â€Å"development† we have collected weapons which can divert routes, which had been pursued since millions of years, and can form such a planet that our ancestors may not identify as being theirs. The biodiversity in the European continent is rapidly going down. Although Europe can be termed as wealthy and strong it does not seem that it has the practical ways for avoiding the decline. Birdlife International (Conservative Series 3) conducted a study and the results showed that 40% of the bird species are in an â€Å"unfavourable situation†. Since the past two decades the there has been a â€Å"substantial reduction† in one in four of Europe’s 514 bird species. It is ironic that such occurrences took place in the same years when there were the most conservative efforts made. A re-strengthening of the European legislation has taken place, there are now more nature reserves and parks, and certain species which had disappeared in the area have been reintroduced. Concerning this issue, in 2003 the European Research Commissioner Philippe Busquin said: â€Å"The time has come for coordinated European action to turn the tide on environmental threats†¦ For too long, we have exploited the Mediterranean and Black Sea areas, without considering the eventual consequences of our actions. We must invest in integrated programmes of research to deliver sustainable development solutions and long-term environmental protection for the benefit of our future generations. † (Europa, 2003). In 2008, the European Commissioner for Environment Stavros Dimas publically addressed the audience at Harvard University and talked over this issue. Dimas related what the European Union’s â€Å"ambitious environmental agenda† is. This included targeting 20% decline in the consumption of energy by the year 2020. This was, internationally, the first plus the greatest emissions trading plan. According to Dimas the agenda also targeted at using more and more of sustainable and renewable resources. Along with this Dimas emphasized that it is vital for there to be global collaboration on matters like climate change, biodiversity loss, and deforestation. The western world takes Eastern Europe as the place where there are smog and toxic spills. The priority of the communist regimes had been to intensify industrialization. Even though certain environmental rules exist in many areas and they were similar to those in the Western Europe, these were hardly ever implemented. Polluted rivers, toxic waste dumps, and the terrains and cities being blackened by soot was the consequence. The environmental standards of the European Union are harsh and these have been pushing these nations for the cleaning up of their ecological destruction regions. 15 years of leniency has been given to the states that have recently joined the union. However, this leniency is only for those regions where much investment is required, for example the building of water purification schemes. Several of the areas are already showing the signs of the clean-up attempts. For instance, there is the Black Triangle in Poland, Germany and the Czech Republic. This area was once of the most polluted regions globally. It supplied energy to the heating and heavy industries through the power plants which worked on coal. Due to this whole forests were destroyed. However, by 2000 there had been such a significant change due to the efforts that emissions of sulphur dioxide and solid particles were lessened by greater than 90% (Habeck, 2004). Other Challenges At the time when the terms of reference of the Commission were is discussion in 1982, some of the individuals proposed limiting the concerns to only â€Å"environmental matters†. This would not have been feasible. In fact it would be considered a major fault. The environment is not separate from our actions, determinations and requirements, and efforts to save only that and not look at other concerns would make the word â€Å"environment† a nuance of gullibility in certain political spheres. Certain others have restricted the term â€Å"development† to quite an inadequate centre, along the lines of â€Å"what poor countries should do to become richer†. Therefore, those in the global scene mechanically dismiss it as being something that the experts are to worry about, and the ones concerned with queries regarding â€Å"development assistance†. European expansion (Organisation for Economic Cooperation and Development [OECD], 2006) has formed a new â€Å"rural† Europe. Certain of the rural areas of Central plus the Eastern Europe are being structurally transformed (Fraser, 2005). Simultaneously, in Europe and the member nations social services are being subjected to modernisation and improvement (Kumar et al. , 2003). The researchers who are on the lookout for the construction of a dependable rural evidence base are facing confronts. They wish this to inform policy decisions and practice (European Commission [EC], 2006a; OECD, 2006). One of the challenges that they face happens to be the speed of transformation and the requirement for latest research (Commission for Rural Communities [CRC] 2006a). One more is the problem that they face to arrive at a mutual explanation of each of the two rural regions plus the social services so as to conduct a relative research in the European continent which is quite a varied region. Europe is also facing challenges in the area of labour. When the Europeans lose jobs they get upset. This may happen because of inside rivalry in the European Union or because of the international competition that they face from other continents like Asia, and also from Latin America and the United States. In those regions the European carmakers have initiated their plants. The private sector has not been forming any significant number of new jobs since as early as the 1970s, and about 20 million Europeans are not employed of which several may not be ever. Recently there was a survey held in Italy and the results showed that 38% of the participants though unemployment to be the most urgent challenge. This view was held by 58% of the respondents in France, whereas in Germany the figure was as high as 81%. The big nations that are at the centre of the euro region are languishing in the economic area but still they do not seem capable of coming to grips with the opening transformations which are required in such a planet of globalisation, spirited labour markets, and the portable capital pressures of our economies. In the situation when a European loses his job because of his firm setting up in India instead, it is probable that he would not get another job. Plus due to the reducing demographic base the liberal pension systems are being threatened. Several of the European nations are going down and are not being able to sustain their people. For example, by 2050 the population of the Italian nation would go down, from a 57 million to 45 million. By the same time greater than half of the population in Germany would be above 55 years of age. Europe requires that immigration takes place. But this happens to be a contentious means of raising the workforce, since there is a prevalent dread of a rising Muslim population. What is more important? The â€Å"environment† is the place where we live and for improving ourselves in the environment there has to be â€Å"development† taking place. That is to say that the two are indivisible. Additionally, the matters related to development should be perceived by the political chiefs as being important, as they think that their nations have achieved stability and the other countries should struggle at attaining that position. The routes that the industrialized countries take for the purpose of development are obviously indefensible. The decisions that such nations make for improvement, due to their large economic plus political authority, would greatly affect the capability of each person for the sustenance of human growth. This would not be just for them but also for the further generations ahead. Several of the important survival matters concern unbalanced expansion, poverty and population growth. All of these issues extraordinarily pressurize the world’s lands, waters, green areas, plus also other natural resources, not least in the developing nations. Chances and resources are wasted through the downward spiral of paucity and ecological deterioration. Especially it is wasting the human resources. Such associations between paucity, inequity, and ecological deterioration created a significant matter in the assessment and recommendations. There is a requirement of a new period of economic expansion. This expansion has to be powerful but also socially and environmentally sustainable. â€Å"The search for a demanding dynamic balance between economic prosperity, environmental responsibility and social safety is certainly the essential civilizational, and consequently also political, task of the first half of the 21st century† (Plut, 2000: 149). The geopolitical part and situation of Europe had been altered drastically since the past some decades. Being the backing for the European continent, the EU reacted in two methods to the market-, technology- and information-related confrontations of globalisation and the macro regional rivalry with the United States and Japan: with development and nearer interrelation. Nevertheless, the fact that whether the nonexistence of a wide-spread domestic marketplace had been the chief cause of a low level of rivalry of the international firms in the European continent is arguable. In the 1990s an even European Union market had been set up and this allowed for a more essential development of a shared policy also regarding the environment, transport, and communication network. In several ways the expansion of environment rules can possibly be recognized with a past of democratization of the European Union. The EU nations accepted the Amsterdam Treaty in the June of 1997 and its environment related content was influenced a lot due to the deepened political pressures plus also good structured agendas of non-governmental environmental groups and green political parties. Because of the several past environmental pressures in the AC10, the procedure of their modification to the environmental legislation of the EU15 may seem to be extremely challenging, enduring, and due to their reduced item quality and social disaster, in all probability also politically conflictnous. For the purpose of the incorporation into the European Union and also for the modification of the ecological legislation there would be a requirement of capital and this may turn out to be a great burden. The EU15 and the AC10 nations have similar environmental objectives. However, their initial situations, the time, and the means of change are far from identical. AC10 faced economic and social disasters in the beginning of transition and because of this there is no worry for the environment among them both; the people and the government. In 2000, the AC10 had just started developing environmental action programmes and also incorporating the European Union environmental principles into their legislations. Before the EU environmental policy and rules can be adopted completely, there is an anticipation of a longer modification era. There is an anticipation of this era especially in the area of transport, energy sector and agriculture (European Environment Agency, 1999). There are fears of AC10 repeating the mistakes, that the EU nations committed in the 1970s, in the probable era of heavy economic expansion between the years 2000 and 2010 (2015) (Plut, 2000). Conclusion Because of the deterioration of the environment the public health is being affected drastically and it is also leading to social inequity. For the meantime, the economically strong countries who are the causing it escape efficient management by the public. Under the new-liberal stick, environmental, communal and autonomous matters have previously not appeared to be so nearly connected. The effects happening due to the destruction of the environment have affected the developed nations along with the third world nations lately. Such effects have been in, for instance, the health. According to recent studies, hundreds of deaths taking place annually in the major European cities are due to the air pollution which happens because of the too much vehicle traffic. Several others have to undergo chronic asthma, this too for the same reason. Similarly, a large number the young people are suffering from leukaemia. These are the ones who live near waste recycling and storage centre near the Hague, Holland. Industrial pollution is also affecting the babies and infants and they are going to endure it throughout their lives, not only medically but also socially. Water resources are going down, so much so that there is a danger of scarcity. Whatever amount still is there has a poor quality. This is resulting in high prices of water and because of this an increasing number of people cannot get the municipal water supply since they cannot afford to pay the charges. Certain extremely poor Europeans even have to make use of mineral water due to the fact that they are not getting water in their taps. Such kinds of situations should provoke an environmental sense to be at the centre of attention. Concerning biodiversity, the environmental requirements of Europe, just like in other regions, challenge the fundamental judgement regarding the market system that is governed by great, private welfare. It has been frequently thought that environmental requirements are a mere â€Å"luxury†, or at the minimum not the most important issue to be worried about, in front the prevalent social crisis. Nevertheless, suggestions of environmental catastrophe are very well felt in the north and the south and they are reaching an increasing scope of views of our situations of life. Environmental matters have to be handled today, and not simply left for later years. This fact should have been taken into consideration previously; it should be considered even more now. References Anon. (2003). Turning the tide on environmental degradation: the EU examines ways to reverse damage in the Mediterranean and Black Seas. Europa, [Online] 28 May 2003. Available at: http://europa. eu/rapid/pressReleasesAction. do? reference=IP/03/769&format=HTML&aged=0&language=EN&guiLanguage=en [Accessed 9 May 2009]. Commission for Rural Communities (CRC). (2006a). Rural Disadvantage – Reviewing the Evidence. Cheltenham: Commission for Rural Communities. European Environment Agency. (1999). Environment in the European Union at the Turn of the Century. Copenhagen: EEA. European Commission. (2006a). Rural Development in the European Union – Statistical and Economic information – Report 2006. [Online] September 2006. Available at: http://ec. europa. eu/agriculture/agrista/rurdev2006/RD_Report_2006. pdf [Accessed 9 May 2009].

Saturday, January 11, 2020

Effects of Overpopulation in China Essay

This literature review discusses the impacts of overpopulation on the environment in China through four main studies. Each study directed its research on one consequence: the water issue and the aquatic ecosystem, the overexploitation of land and resources as well as the extinction of green land, climate change, GHG emission and desertification of land1. Several methods and sources were used such as Pressure–State–Response (PSR), urban-rural population model or other research papers written previously2. The results of these studies clearly show that the overpopulation has multiple negative impacts on the Chinese environment and that strategies and policies regarding these issues should be established. The population of China is growing exponentially and it is a serious issue because of its impact on the environment. The water deficiency is growing and as it is presented, the expectations of the Chinese people exceed the capacity of the land3. Since the population of China is increasing fast, the urbanization of land and the agricultural development increase at the same rhythm4. As it is presented, human activity and human density are the main explanation for climate change5. According to Shijie Wang’s study, the southwest of China is experiencing a desertification, in other words the land becomes like a desert left with no resources6. Each article presents a different way of conducting its research to prove its point. In Qian Hong et al. research, the methods used to pursue the study are Pressure–State–Response (PSR), the landscape ecology method and Remote Sensing – Global Positioning System (RS-GPS) 7. According to the authors, there are three types of indicators: Pressure indicators, State indicators and Response indicators7. The indicators either presented a high or a low number. If the number is high, it means that the region suffered from important water degradation; if the number is low, it means the opposite7. The analysis of the research is made through a process called Analytical hierarchy process (AHP) that has four specific indicators7. Jianfa Shen’s study uses urban-rural population model to do predictions about the density of the population and is also represented as spatial demographic-economic model 8, whereas Shijie Wang conducted its research by investigating the studied region and by using indicators such as aerial photos and satellite images. He then compares and analyses the results with previous images and researches from the land 9. The only piece of work that did not use any kind of Research method was written by Hung Ming-Te et al. who preferred to write the paper in reference to researches and studies made and scientific predictions 10. One of the most important consequences of overpopulation is the expanding deficiency in water resources. Investigators processed in six districts of China which are part of one region (Jinan) that was recognized for its important source of water, aquatic ecosystem and surface. Due to industrial development and human actions the water condition became polluted and rarer 11. Researchers found that water deficiency and erosion, rainy climate, poor land vegetation, climate change, loss and decrease of agricultural production, which all lead to desertification of land, are all consequences of the activities of the overpopulation 12. Ming-Te et al.’s study presented that the GHG level increased rapidly and the national security is at risk. GHG growing production would also make the lack of water and air pollution worse than it actually is; also they stated that climate change, in addition to being caused by overpopulation, is influenced by poor sustainable development, poor resources management and over-use of energy. This study shows that such changes have impact such as poor water resource and low agricultural production. These consequences engender other concerns such as the lack of food, the decrease in water resources and the desertification of land 13. The conclusions are clear regarding this area, the exceeding use of natural resources is a threat for the environment’s protection and conservation 14. Hong et al. are from the same opinion when they wrote that water condition is getting worse and it affects China’s population’s lifestyle as well as the aquatic ecosystem 15. 10 Hung Ming-Te et al., 363-366 11 Qian Hong et al., 321 12 Shijie Wang et al., 127-129 13 Hung Ming-Te et al., 363-364 14 Jianfa Shen, 39 15 Qian Hong et al., 319 In the field of environment, every single factor is closely related to another one. Each of the four studies shows how the desertification of land, the migration, the exceeding use of resources and the poverty of population are linked. In Wang et al.’s research, poverty is shown to be one of the most devastating causes of desertification because farmers, in order to survive and feed their families, have to increase the production of grains. The overexploitation of the land then leads the land to become rocky 16. According to Shen’s study, agriculture is over-used and China has to import grains to meet the population’s needs 17. The deterioration of the environment and the growth of the land desertification are strongly correlated with the increasing population of this region as well as their activities 18. In reference to Wang et al., Shen and Ming-Te et al.’s studies, since the land is experiencing a phenomenon of desertification because of the exceeding use of agriculture and the high density of population in rural zones, populations are migrating to cities that have already exceeded their capacity in supporting people19. Basically, what Shen is trying to explain is that the construction of urban areas and the overexploitation of lands lead to a decreasing number of green land which causes the environment to deteriorate, because the more people there is, the more resources needed 20. The biggest problem China is facing is the lack of policing and measures adopted regarding the protection of the environment. According to Ming-Te et al., 16 Shijie Wang et al., 131 17 Jianfa Shen, 36 18 Shijie Wang et al., 124 19 Shijie Wang et al., 124-131; Jianfa Shen, 36-39; Hung Ming-Te et al., 363-364 20 Jianfa Shen, 35-36 China’s way of ‘fighting’ against climate change is to invest in the development of sustainable technologies as well as establishing measures and policies regarding the environment 21. Qian Hong et al. specified that the conservation and the protection of water are essential to the survival of the land and aquatic ecosystem 22. The researchers from the two other articles did not write about the policies that should be established to preserve the environment. Studies show that the impacts of overpopulation are multiple and they do affect the ecosystem in China. Shijie Wang et al.’s study proved that the land is overloaded with population growth and has met its capacity. This forced farmers to deforest the land of the Liupanshui district in order for them to increase agricultural production. Also, even though the environment is favorable in this region for such phenomenon to happen, restricted natural resources, overpopulation activities, rapid population growth and social instability make the process happen faster. The consequence of overpopulation’s production of sulfur dioxide in the atmosphere exceeds the national average for smelting sulfur by over 13.8 times in some regions such as Bijie and Zunyi which causes air pollution and desertification of land 23. The results of the study conducted in the region of Jinan by Qian Hong et al. clearly showed that this region has the best water condition because of its good conservation of environment, poor population density and important vegetation 24. Hung Ming-Te et al. proved that overpopulation, causing in many ways the change in climate would increase the frequency and strength of natural weather disasters 25. Jianfa Shen suggested that the exceeding use of natural resources due to the increasing density of population is a threat for the environment’s protection and conservation and that people’s lifestyle influences the environment negatively 26.   Bibliography Shen, J. â€Å"China’s Future Population and Development Challenges†. The Geographical Journal 164 no. 1 (1998): 32-40 Hung, M., et al. â€Å"China’s Response to Climate Change: A Policy Analysis.† Journal Of Alternative Perspectives In The Social Sciences 3 no. 2 (2011): 362-375. Wang, S., et al. â€Å"Mechanism of Rocky Desertification in the Karst Mountain Areas of Guizhou Province, Southwest China.† International Review For Environmental Strategies 3 no. 1 (2002): 123-135 Hong, Q., et al. â€Å"Regional aquatic ecological security assessment in Jinan, China†. Aquatic Ecosystem Health & Management 13 no. 3 (2010): 319-327

Friday, January 3, 2020

Cuban Relations Essay - 4043 Words

Cuban Relations In the year 1959 a politician named Fidel Castro led a revolution against the Cuban government under Fulgencio Batista. Castro used his influence to persuade the Cuban people to fight for him in the revolution against Batista’s government. With the people on his side, Castro successfully overthrew the Cuban government and was eventually elected President. These people believed in Castro, and that he would make Cuba a better place to live and work in. Once Fidel Castro had control, he named himself dictator for life and made Cuba a socialist nation who openly embraced communism. Cuba became the only communist nation in the Eastern Hemisphere. As a result of this new socialist regime many Cubans fled to the United†¦show more content†¦Timeline of The Embargo on Cuba 1961 The Bay of Pigs Invasion 1962 The Missiles of October Crisis 1963 February 8. The Kennedy administration prohibits travel to Cuba and makes financial and commercial transactions with Cuba illegal for U.S. Citizens. 1964 July 26. The Organization of American States (OAS) adopts mandatory sanctions against Cuba, requiring all members to sever diplomatic and trade relations. Only Mexico refuses to comply. 1975 July 28. The Organization of American States (OAS) votes to end political and economic sanctions against Cuba. This opens the way for each member nation to determine for itself if wants to have diplomatic and trade relations with Cuba, which many had already begun to establish. August 21. The U.S. announces that it will allow foreign subsidiaries of U.S. companies to sell products in Cuba, and that it would no longer penalize other nations for trade with Cuba. 1977 March 19. U.S. President Carter drops the ban on travel to Cuba and on U.S. citizens spending dollars in Cuba. 1979 January 1. Cuban-Americans are permitted to visit their families in Cuba. More than 100,000 visit in the coming year. June 19. In the U.S., Rep. Ted Weiss (D-NY) introduces unsuccessful legislation to end the U.S. trade blockade against Cuba andShow MoreRelatedU.s. Cuban Relations With Cuba953 Words   |  4 PagesAlthough Obama’s desire for better relations with Cuba is an important factor in the normalization of US-Cuban relations, the most important factor is a change in national opinion towards Cuba, a second image analysis. In 1998, a poll by ABC News indicated that 38% of Americans believed that diplomatic relations should be re-established with Cuba (Polling Report). A similar poll conducted in 2015 by USA Today/Gallup put that number at 61% (Polling Report). Any political decision is strongly influencedRead MoreCuban and U.S. Relations Essay example1098 Words   |  5 PagesCuban and U.S. Relations From the time, Fidel Castro came to power in Cuba tensions ran high between the Cuban government and the United States government. 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