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Global Warming: The Greenhouse Effect

What is the greenhouse effect? Learn about greenhouse gasses and how the greenhouse effect contributes to global warming.
Do Volcanoes Generate More Greenhouse Gas Than Humans?
Do volcano eruptions really cause more greenhouse gasses than human activity? The truth about volcanic eruptions and greenhouse gas.
Why Are Rising Sea Levels a Threat?
Global warming is causing rising sea levels--what is predicted for rising sea levels and how will that affect us? Is it too late to prevent rising sea levels?
Greenhouse Effect - What are Greenhouse Gases and the Greenhouse Effect?
A good explanation of the greenhouse effect and its relationship to global warming, plus dissenting opinions from some scientists and what is being done to address the problem.

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