This year’s Arctic Report Card emphasizes that climate change is more prominent in the Arctic than at lower latitudes.

Phytoplankton productivity has increased 20 percent over the past decade as sea ice extent declines and more open water habitat is available.

Satellite observations show that as the Arctic tundra has grown warmer in the past three decades, it has also grown “greener.”

Starting in July, when you hear that a day was hotter, or colder, or rainier than normal, that normal will be a little different from what it was in the past.

Mark Eakin, a coral reef specialist and Coordinator of NOAA’s Coral ReefWatch program, discusses coral bleaching in the Caribbean in 2010.

Facing the possibility of a massive coral bleaching event in the Caribbean Sea in late summer and early fall 2010, a USGS biologist based at U.S. Virgin Islands National Park hopes that the season won't have the same devastating outcome as a similar event in 2005.

How is climate change affecting bird migration patterns? Birdwatchers across the country and around the world are contributing their time, both in the field and online, to answer that question.

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