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2012 Year in Pictures: The Top 10 Most Striking Images

Extreme Weather 101: Drought & Our Changing Climate

Lubchenco, Head of NOAA, To Step Down in February

Colombia’s Cloud Forests Besieged by Climate Change

Changing Colombian Andes Pose Risk for Millions

Working Wonders Without Water Out West

Tenacious U.S. Drought Worsens, To Last Through Winter

Drought Puts Trees the World Over ‘At the Edge’

Climate Change Leads to Tougher Times on the Ranch

Biotech Claims GM Trees are Fuel Industry ‘Game-Changer’

Rising Ocean Temps Threaten the Ocean Food Chain

Throughout the U.S., the Onset of Autumn Is Falling Back

World’s Biggest Geoengineering Test ‘Violates’ UN Rules

Autumn is on the Move

Great Barrier Reef Loses More Than Half its Coral Cover

Fish Size to Shrink Due to Climate Change, Study Says

Image of the Day: Walnut Trees Can’t Stand the Heat

Image of the Day: Cookies & Candy for the Cows

Ocean Acidification Threatens Food Security, Report

Image of the Day: The Wildfires that Continue to Burn

Gallery

Arctic Paradox: Warmer Arctic May Mean Cold Blasts for Some Arctic warming and loss of sea ice may change atmospheric circulation patterns in parts of the northern hemisphere.