Global Waarming

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Carbon dioxide has gone up by about 30% (see figure 1.2), methane by more than a factor of two, and nitrous oxide by about 15%. The concentrations of greenhouses gases are higher now than at any other time period during the last 420,000 years. In addition, the combustion of fossil fuels has also caused the concentrations of sulfate aerosols to increase, which warms the atmosphere and trends to cool the atmosphere in the Northern Hemisphere...
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The concentrations of greenhouses gases are higher now than at any other time period during the last 420,000 years. In addition, the combustion of fossil fuels has also caused the concentrations of sulfate aerosols to increase, which warms the atmosphere and trends to cool the atmosphere in the Northern Hemisphere...
Showed next 250 characters

Title	Pages / Words	Save
global warming Climate changes occur in our earth's atmosphere due to a buildup of greenhouse gases. Greenhouse gases can occur naturally as well as a result of human activities...	3 / 656
global warming There are many misconceptions about global warming. Some believe that pollution causes global warming, but the fact is global warming is the result of burning fossil fuels, coal, and oil that release carbon dioxide...	3 / 612
Global Warming and Its Effects There are many misconceptions about global warming. Some believe that pollution causes global warming, but the fact is global warming is the result of burning fossil fuels, coal, and oil that release carbon dioxide...	2 / 534
Global Warming Climate changes occur in our earth's atmosphere due to a buildup of greenhouse gases. Greenhouse gases can occur naturally as well as a result of human activities...	3 / 651
global warming Global warming is an increase in the earth's temperature due to fossil fuels, industry, and agricultural processes caused by human, natural, and other gas emissions...	4 / 945
global warming Global warming is an increase in the earth's temperature due to fossil fuels, industry, and agricultural processes caused by human, natural, and other gas emissions...	4 / 937
Global Warming Global warming is an increase in the earth's temperature due to fossil fuels, industry, and agricultural processes caused by human, natural, and other gas emissions...	4 / 887