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The top documents tagged [past temperature changes]
Global Warming & Global Climate Change. How do we know about the temperature changes? Past temperature changes were analyzed by: Radioisotopes in rocks
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Earth’s Climate and Climate Change
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Our Planet Was Once Much Warmer Seventy-five million years ago, the Earth's average temperature was about 10°F (5.6°C) higher than it is today. Almost
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Climate Control and Ozone Depletion Chapter 20 Core Case Study: Studying a Volcano to Understand Climate Change June 1991: Mount Pinatubo (Philippines)
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