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Podcast: Grappling with America’s Difficult Climate Choices

Climate change has already exerted far-reaching effects

What are the advantages of observations of Earth from space?

If we can’t predict weather two weeks ahead, how can we predict climate fifty years from now?

What is the greenhouse effect?

What is the difference between global warming and climate change?

How do we know global warming is not a natural cycle?

Is there disagreement among scientists about climate change? Is it caused by humans?

Gallery

US Temperature Projections If current trends in burning coal and other fossil fuels continue, average temperatures in the US are projected to increase