GLOBAL WARMING Introduction Global warming begins when sunlight reaches Earth. The clouds, atmospheric particles, reflective ground surfaces and ocean surface then reflected about 30 percent of it back into space, while the remaining is absorbed by oceans, lands and air. This in turn heats the planet’s surface and atmosphere, making life possible. As Earth warmed up, this solar energy is radiated by thermal radiation or infrared heat, traveling directly out to space, thus cooling the Earth. However
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Humans have known about global warming for many years. MANY people think that our concern about carbon dioxide and global warming is a modern preoccupation driven by the attention of high-profile personalities, politicians and green activists. But Al Gore did not discover global warming. Nor did Tim Flannery, Peter Garrett, Greenpeace or Malcolm Turnbull. Scientific concern about global warming is not new. A single scientific paper, published more than three decades ago, can place the discussions
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Global warming speech What is global warming? Global warming is the gradual increase of the temperature of earth's atmosphere and oceans. Over the past century the average temperatures have gone up by just over one degree. This may not seem like much, but many scientists agree that the earth's temperatures are starting to increase at a faster rate. What causes it? Global warming occurs when greenhouse gases, such as carbon dioxide, nitrous oxide, and methane trap heat inside the earth's atmosphere
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Global Warming Global warming has been an alarming issue for many years and poses a current and future threat to the environment. Several years ago when global warming was initially addressed, the government panicked assuming that humans are the cause. Others believe that the earth’s natural resources are the root of the problem. Scientists still are not sure who’s to blame. It may be a combination of humans and natural resources. Despite the cause, global warming has a direct impact on environmental
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The film “An Inconvenient Truth” is a documentary film about global warming. Al Gore discusses the scientific opinion on climate change, as well as the present and future effects of global warming. The warming of the earth is caused by the green house gasses preventing the sun’s heat to escape from the earth’s atmosphere. That’s the elementary explanation of Global Warming by the movie. Al Gore describes the consequences he believes global climate change will produce if the amount of human-generated
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One study that I came across examined the effects of climate change on ectothermic species, due to the fact that they constitute a vast amount of biodiversity and are potentially vulnerable to climate change because their basic physiological functions are influenced by temperature (Deutsch et al 2007). There have been many studies that examined how temperature impacts insect’s intrinsic rate of population growth (Frazier 2006). This study used data from previous studies to construct fitness curves
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only thing permanent in this world, but for this situation, it is turning for the worst. These events are caused by global warming, or the heating up of the Earth’s atmosphere, a phenomenon we cannot just neglect. Oxford Dictionary defines global warming as “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, chlorofluorocarbons, and other pollutants.” The discovery and naming
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many negative effects from globalisation in many countries. As the ancient Chinese Philosopher Laozi said: “Good fortune follows upon disaster; Disaster lurks within good fortune; Who can say how things will end? Perhaps there is no end.” So it is natural to oppose globalisation. There are many arguments from different views. Some political scientists argue that globalization is making nation-states weaken and that the functions and power of nation-states will gradually take over by global (Dreher et
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Project Part 4 INTRODUCTION Global warming poses a great danger to our planet. A harmonious blend of living organisms, humans, and the ecosystem is on the verge of being unbalanced. Within recent years, the sea levels have risen, animals have become extinct and the delicate balance of nature is threatened. Whether this is a danger to Earth is still uncertain but, whatever the effects of global warming may be, there is no doubt that the consequences are going to be massive, in the form of diseases
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climate areas where the weather is getting hotter and hotter every day. The change in global temperatures and precipitation over time is due to natural variability or to human activity. It is also caused by accumulation of greenhouse effects (Arrhenius, 1896). Should we as humans let this problem worsen? Climate change will affect everything including humans, flora and fauna, and the environment. One of the effects of climate change is how it will affect the people. Climate change will have a huge
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