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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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New Normal: Temperatures Are Trending Up Across U.S. The 30-year average temperature, known as the meteorological normal, is rising in most locations in the U.S.

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