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Drought expands to cover nearly 63 percent of the Lower 48; wildfires consume two million acres.

Earth's oceans, forests and other ecosystems continue to soak up about half the carbon dioxide emitted into the atmosphere by human activities, even as those emissions have increased, according to...

A 2011 NOAA research paper that tied weaker South Asian summer monsoons to human activities has won the World Meteorological Organization’s Norbert Gerbier-MUMM International Award for 2013.

The globally-averaged temperature for June 2012 marked the fourth warmest June since record keeping began in 1880. It also marks the 36th consecutive June and 328th consecutive month with a global...

Worldwide, 2011 was the coolest year on record since 2008, yet temperatures remained above the 30 year average, according to the 2011 State of the Climate report released online today by NOAA.

The average temperature for the contiguous U.S. during June was 71.2°F, 2.0°F above the 20th century average, ranking 14th warmest June on record. Scorching temperatures during the second half of...

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