Danielle Claar in scuba gear, sitting on a boat with the ocean and sky behind her
February 4, 2020

Climate.gov talks with scientific scuba diver and marine scientist Danielle Claar, an early career scientist with a passion for everything ocean—from tide pools to coral reefs. 

August 1, 2018

As part of the State of the Climate in 2017 report, experts describe a record three-year-long episode of mass coral bleaching at tropical reefs worldwide. Previous global bleaching events required the presence of El Niño, but the devastating 2014–2017 event began before El Niño emerged and continued long after it ended—implicating human-caused global warming in the mass die offs.

NOAA-funded researchers have identified a new record size coral colony at Ta’u Island in American Samoa, even larger than the island’s Big Momma colony, one of the largest in the world.

Coral reefs in both the Pacific and Atlantic oceans received a “fair” score in the first-ever condition status report for U.S. coral reefs released by NOAA and the University of Maryland Center...

NOAA and its international partners funded and conducted a new study of the most acidified reefs to date, finding deep sea corals face the same challenges their shallower water relatives are...

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