Pollution is the introduction of contaminants into a natural environment that causes instability‚ disorder‚ harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy‚ such as noise‚ heat‚ or light. Pollutants‚ the elements of pollution‚ can be foreign substances or energies‚ or naturally occurring; when naturally occurring‚ they are considered contaminants when they exceed natural levels. Pollution is often classed
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Question 1 .4 out of 4 points Use the image below to answer the following question. The world ’s average footprint per person is about 2.7 hectares per person. At that size‚ we are depleting our renewable resources 30% faster than they can replenish. The U.S. average footprint is 9.4 hectares‚ which is approximately __________ times larger than the average world footprint. Answer Selected Answer: 3.5 Correct Answer: 3.5 . Question 2 .0 out of 4 points Which of the following
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to fix. My country might be one of the victims of climate change on the future. That is another reason why I am interested about this topic. Definition of Climate Change According to the Oxford English Dictionary‚ a climate change is “the change in global climate patterns apparent from the mid to late 20th century onwards‚ attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels”. Our Earth is warming. Over the past century‚ Earth’s average temperature
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Store environment componants 1. Introduction: store environment as a research topic first known at 1973 by Kotler‚ who first release the expression “Atmospherics” and defined it as "the effort to design buying environments to produce specific emotional effects in the buyer that enhance his purchase probability ”(Kotler‚ 1973.p.50). Researchers and marketers over the period of almost 60 years exert an impressive effort to elaborate store environment’s criteria‚ they have attempted to increase
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Geography Essay The biophysical environment consists of living things such as plants & animals and non-living things such as rocks‚ soils and water. It is the symbiosis between the physical environment and the biological life forms within the environment. The biophysical environment is made up of four overlapping spheres: Atmosphere‚ lithosphere‚ hydrosphere biosphere. As shown in figure (1). These four spheres are dependent upon each other. Each sphere plays a vital role in sustaining
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WORLD Global Warming The Hottest Debate of the Decade Kristen Flint ‘14 G lobal warming has been a point of contention in our society for years‚ and the extreme views from both sides of the argument have transformed the subject of global warming from a factual theory into a mythical idea. At one extreme‚ those who consider themselves “green” bemoan the tragedy that man is causing our planet’s climate to heat up while the other side of the debate refuses to believe any part of the global warming
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concerns about changes in the overall climate of the earth. Some believe that a dramatically dangerous warming is taking place in the overall global climate‚ a problem that is referred to as "global warming." This paper will attempt to explore this very issue‚ its causes‚ dangerous and somehow deadly effects and how we could deal with this global crisis. Global warming has become perhaps the most complicated issue facing world leaders. Warnings from the scientific community are becoming louder‚ as
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External Business Environments The external environment of a business converts inputs into outputs in order to make profits. However‚ the business does not exist in an empty space‚ but rather in an external environment consisting of varying factors outside the business. Factors that affect the external environment of a business include the economic system‚ the social system‚ the political system‚ the technological system‚ and the ecological system. The economic system deals with the organization
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Two issues that worry many geologists are global warming and the greenhouse effect. The greenhouse effect is a natural process that keeps the earth at temperatures that are livable. What does the greenhouse effect have to do with global warming? When humans release gases into the air‚ the greenhouse effect will alter the temperature of the earth. More gases in the atmosphere means the earth will start to get warmer‚ and the result is global warming. On the other hand‚ if there was no greenhouse
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For years‚ Global warming has become a threatening issue that haunts the world. One of the most conspicuous evidences is the world that is becoming increasingly hotter which leads to several disadvantages to human and environment as well. From the general perspective‚ human is said to be the culprit of the global warming. This is mainly due to the fact that most human activities contribute to the increasing level of carbon dioxide. However‚ if the case is to be investigated more profoundly‚ there
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