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Introduction
The state of the world's environment

Global Warming
How can it be tackled? The experts disagree

Scientists' report
Is the debate about global warming over?

Population
More people than ever - is it a problem?

Alternative energy
Are the sun and wind the energy answer?

Storm surges
Is global warming putting us at risk already?

Economics
Could global warming cause a global slump?

Comment page
Let us know what you think

San Francisco Debate

Quiz
Test your knowledge

Video: Amory Lovins



Amory Lovins, alternative energy expert, and co-founder of the Rocky Mountain Institute, on managing energy and resources in an energy-hungry world.

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