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Opening Statement For Global Warming

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Opening Statement 5 minutes: Global warming is not caused by humans. Warmer periods of time in the Earth’s history started about 800 years before rises in carbon dioxide. More heat is trapped by the atmosphere, causing the planet to become warmer than it would be naturally. After WWII, there was a large surge in reported carbon dioxide production. More than 1,000 scientists say that climate change is not humans fault. The temperature of the earth has fluctuated for over 3,000 years. CO2-carbon dioxide is already in the earth’s atmosphere and has little impact on climate change. When climate change occurs, it is mostly caused by fluctuations in the sun’s radiation (see picture and explain what it is). Sea levels are a factor in climate change,
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