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A compendium of science-based information

Climate Change in Cities: Observations, Impacts, and Solutions

Responses of Communities and Ecosystems to Global Changes

Bark beetle outbreaks may influence forest fire risk

The Challenge of Understanding, Monitoring, and Managing the Health of Our Planet

The US federal government has ruled that CO2 is a pollutant

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Renewable Fuel Standard The federal Renewable Fuel Standard encourages U.S. corn ethanol producers to boost production to 9 billion gallons by 2008.

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