Fish nursery. Bird sanctuary. Storm surge blocker. Maryland’s Blackwater Marsh Wildlife Refuge is all those things and more. And it could be completely underwater by the end of this century. A team of ecologists and climate experts is determined to find and conserve migration corridors for the critical wetland ecosystem.

Maps and images from NOAA's online sea level rise viewer helped city officials in Tybee Island, Georgia, raise awareness of the city's vulnerabilities and set priorities for adaption efforts.

As sea level has changed, so has the way we measure it. Here’s a look at some of the technologies climate and marine scientists have used to track Earth’s tides and global sea level over the past two centuries.

Super Typhoon Haiyan slammed into the east coast of Samar and Leyte Islands in the Phillippines with what may have been the highest recorded wind speed for a tropical cyclone at landfall. Haiyan, locally known as “Yolanda,” was the deadliest typhoon in the country’s modern record.

In 2013, global average sea level was 1.5 inches above the 1993-2010 average, which is the highest yearly average in the satellite record (1993-present). Overall, sea level continues to rise at a rate of one-eighth of an inch per year.

Jacqueline Kozak Thiel, Hawaii's State Sustainability Coordinator, talks about the state's unique sustainability challenges and how the island chain is planning for climate change.

In October 2003, a little-known think tank in the Department of Defense quietly released a report warning that climate change could happen so suddenly it could pose a major threat to our country's national security. Why was the Pentagon worried about abrupt climate change? Because new evidence from Greenland showed it had happened before. 

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