the United States Environmental Protection Agency in relation to climate change 1. Introduction Climate change is now the greatest environmental problem confronting the earth ecosystem and human beings. It is largely caused by unrestricted greenhouse gas emissions all over the world from industry and many human activities. It can be prevented from becoming worse if some decisive measures and actions are in place (Total Environment Centre‚ 2012). As one of the world environmental advocacy bodies
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the possible causes and effects of Global Warming and the ways we can work to prevent them. According to Google definitions‚ Global Warming is “a gradual increase in the overall temperature of the earth ’s atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide‚ CFCs‚ and other pollutants” ("Global Warming"‚ 2013). One cause that is not mentioned in the definition of Global Warming is Urbanization. Urbanization is defined as the physical growth of urban
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climate change.”1 The report recommends that the U.S. address this policy problem (in essence‚ a problem of omission) in part through a reduction of greenhouse gas emissions.2 The U.S. is theoretically already moving toward this goal. In the wake of the 2009 Copenhagen Accord‚ the administration set the target of a 17 percent reduction of greenhouse gas emissions below 2005 levels by 2020.3 Yet Congressional action (e.g.‚ a cap-and-trade system‚ carbon tax) is just as unlikely in the future 113th Congress
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decades to millions of years. In recent usage‚ especially in the context of environment policy‚ it is more generally known as "global warming"‚ which occurs due to increasing levels of greenhouse gases in the atmosphere. Most of the observed temperature increase has been caused by increasing concentrations of greenhouse gases‚ which result from human activity such as the burning of fossil fuel and deforestation. An increase in global temperature will cause sea levels to rise and will change the amount
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climate change Excess amounts of greenhouse gases in the atmosphere are contributing to global warming and climate change. When wasted food is thrown away and breaks down in landfill‚ together with other organic materials‚ it becomes the main contributor to the generation of methane – a gas 25 times stronger than carbon dioxide at trapping heat in the atmosphere. National greenhouse inventory data tells us landfills contribute two per cent of Australia’s total greenhouse gas emissions. In addition‚ if
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Global warming: A critique Mihir Kulkarni 12D020007 ES 200 Great movies‚ they say‚ make you think. And the two movies I’ve seen in the past week certainly have. While Al Gore’s multi-million grossing and revolutionary documentary An Inconvenient Truth seemed have to strongly entrenched pre-existing beliefs about the massive role of humans in global warming‚ the movie I saw just a couple of days later in LCH seemed to challenge all of them. Was almost everything we’d been hearing about our in global
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understand. Most likely‚ that would be the reason why it won so many awards . The documentary showed the basic process of global warming which is the greenhou se gases are trapping the sun’s heat in the earth’s atmosphere which makes the e arth warm. The greenhouse gases are caused by producing too much CO2. When Al Go re compared the old and new photos of the same place‚ the difference was very ob vious. I can clearly see that the glaciers are starting to melt. Al Gore also sh owed graphs and charts showing
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warming. Human activities are throwing our natural greenhouse gas effect out of balance (Norby & Luo‚ 2004:282). Basically‚ we are surrounded by a blanket of air called the atmosphere which has kept the temperature on earth just right for centuries (Climate and Society). Just as the glass in a greenhouse holds the suns warmth inside‚ so the atmosphere traps the suns heat near the earths surface and keeps the earth warm. We call this the natural greenhouse effect because it makes the earth a perfect planet
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increased atmospheric concentration of greenhouse gases‚ especially carbon dioxide (CO2)‚ methane (CH4)‚ and nitrous oxide (N2O). These greenhouse gases are naturally occurred and essential for life on earth as they trap the sun’s heat and keep the earth warm. If these gases were removed from the atmosphere‚ the earth’s temperature would plummet to -18 Celsius‚ far too cold to sustain our current ecosystem. However‚ humans are causing massive increase in these greenhouse gas emissions‚ enhancing their heat-
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sweeping energy legislative package that supporters said would facilitate development of more domestic oil and gas‚ and opponents said would seriously gut environmental protections. HR 4480 passed by 248 to 163 votes‚ and its sponsor‚ Rep. Cory Gardner (R-Colo.)‚ urged the US Senate to take it up promptly. "These bipartisan pieces of legislation make sure that we move forward on oil and gas development in the western United States and
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