"The climate has changed many times throughout Earth's 4.5-billion-year history. But such changes have never happened as quickly as those happening today. In [this book], learn how the climate is changing, how scientists study that change, and why most of them think human activities are causing it." -- Back cover.
The Greenhouse effect -- Globalwarming -- Climate change in Earth's past -- Life on a warming planet -- Controversy and consensus -- The future.