Observing & Predicting

Since we last covered the California drought, conditions in the state have stayed, well, dry—very dry. Statewide, total California precipitation over the past three years is near or lower than any other three-year period since 1895.

Thursday, July 1, 2010

  • This report presents a comprehensive appraisal of Earth’s climate in 2009, and establishes the last decade as the warmest on record. Reduced extent of Arctic sea ice, glacier volume, and snow cover reflect the effects of rising global temperature.