Global Warming “The Earth ’s climate has changed throughout history. Just in the last 650‚000 years there have been seven cycles of glacial advance and retreat‚ with the abrupt end of the last ice age about 7‚000 years ago marking the beginning of the modern climate era — and of human civilization. Most of these climate changes are attributed to very small variations in Earth’s orbit that change the amount of solar energy our planet receives.” (NASA.GOV) Going through the history in our planet’s
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The biggest threat to life on earth comes from global warming. Rich industrialised countries in the West have been burning fossil fuel such as coal‚ oil and gas for about 150 years‚ pumping out vast quantities of carbon dioxide. This gas traps the heat from the sun and causes the Earth and the atmosphere to get warmer. This is called the greenhouse effect. So why global warming is a problem? Well‚ high level of these greenhouse gases in the atmophere causes climate changes‚ which also lead to
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The threat of Global Warming is real and as severe as Al Gore makes it to be in his film “An Inconvenient Truth”. Humans are contributing to climate change. There is proof that we see in our everyday lives such as major increases in natural disasters‚ Antarctica‚ and the raise in carbon dioxide levels. When people say Global Warming is happening what actually is happening is our sun’s rays are heating up our Earth. Some of the rays bounce off Earth and go back to space. On the way back to space some
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Global Warming: Cause and Mitigation Your Name Professor Name SCI 110 - Introduction to Physical Science June 12‚ 2013 Global warming‚ also referred to as climate change‚ is real. The question remains‚ is man or Mother Nature responsible for causing it? The Nobel Prize-winning chemist Svante Arrhenius first proposed the idea of global warming in 1896. He knew that carbon dioxide traps heat in the earth’s atmosphere and that burning fossil fuels releases
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Global warming is the average annual temperature of the earth. This topic has evidence that demonstrates it is a serious concern. This is shown in the affect of global warming on humans‚ wildlife‚ and in the image with the people at the beach. Global warming has a negative affect on humans and wildlife populations. To start‚ global warming has a negative affect on humans because it will begin to take up all of the food and water supplies from crops and gardens. Global warming is an extreme problem
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Global Warming Many researchers‚ scientists‚ and environmentalists are expressing 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". According to Benson (2012)‚ Global Warming is a term used to refer to an increase in Earth’s average surface temperature. It is due mostly to the release of greenhouse gases (GHGs) into the
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Global Warming Global warming ; a growing problem that affects people‚ animals and the environment all over the world. What is it and what can we do to stop it? What is global Warming? Many scientists are still arguing that the causes of global warming are natural and not humans fault. Their main statement is that in the past the earth’s temperature has declined and risen. This happened even before humans inhabited the earth. Some argue that the rotation speed and axis of the earth can
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Global Warming Essay Global warming is an important issue for humans to consider and science to figure out. Personally I don’t care very much about global warming and have never been active in green movements. The evidence presented in this class is very informative and useful when taking into account the numerous known and unknown causes and cures for global warming. However‚ my attitude towards global warming is unchanged. According to the Common Attitudes Toward Global Warming handout I think
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GLOBAL WARMING Attention Catcher: Where do you see the future of the United States in a hundred years for our grandchildren? Do you see them at war? Do you see them being a wealthy and successful Country? Or do you see the world’s temperature rising causing flooding‚ wildfires‚ and distinction of plants and animals. Speaker Credibility: What does it take for us to see the signs of global warming and act upon what Mother Nature is trying to tell us? Listeners Relevance: In the past fifty
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GLOBAL WARMING Global warming is the ‘talk of the town’ in this century‚ with its detrimental effects already being brought to limelight by the recurring events of massive floods‚ annihilating droughts and ravaging cyclones throughout the globe. The average global temperatures are higher than they have ever been during the past millennium‚ and the levels of CO2 in the atmosphere have crossed all previous records. A scrutiny of the past records of 100 years indicates that India figures in the first
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