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Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all marine species and provide billions of dollars in products and services to humans each year. But they are...
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Dr. Karen Bice studies the foraminifera in ocean sediment to better understand...
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Apr 24, 2013 - 9:45AM
How will changes in temperature affect glaciers and ice sheets? Dr. Sarah Das from the Woods Hole Oceanographic Institution explores this phenomenon first hand in Greenland, where she studies how the melted ice travels through...
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Today, carbon dioxide (CO2) levels in our atmosphere are the highest they've been in 15 million years. It's the cumulative...
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Mar 23 2010 - 11:29am
Global climate change is a complex issue. Think you're in the know about the ins and outs of this critical environmental issue? Test your knowledge in this quiz from National Geographic. More about...
Mar 23 2010 - 1:26pm
From left to right, Dr. Ian MacDonald, Dr. Russ Hopcroft, Dr. Kathleen Crane, and Dr. Mike Vecchione , members of the 2002 Hidden Ocean Arctic expedition. Part of their mission – to reconstruct the...
Mar 26 2010 - 3:36pm
Swimmers brave the waters in the shadow of a coal-fired power plant. Coal plants like this one emit CO2 into our atmosphere which is warming the planet and altering the chemistry of the ocean. Learn...
Feb 14 2011 - 3:14pm
Students are working with the National Aquarium in Baltimore, Md., to develop an informal education plan that will communicate information about Chesapeake Bay marsh restoration and explain the...
Dec 15 2009 - 11:25am
Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all marine species and provide billions of dollars in products and services to humans each year. But they are also...
Nov 8 2012 - 9:50am
Ultraviolet light illuminates the growth rings in a cross-section of a 44-year-old deep-sea coral ( Primnoa resedaeformis ) collected off the coast of Newfoundland at about 1,300 feet (400 meters)...
Mar 26 2010 - 12:01pm
Dr. Karen Bice studies the foraminifera in ocean sediment to better understand climate change. More about scientists studying world climate change can be found in our Climate Change featured story .
Sep 20 2011 - 12:33pm
At the ends of the Earth, life thrives despite extreme conditions. In the Arctic and Southern Oceans, organisms have evolved adaptations to cope with year-round cold and six months of darkness. But...
Oct 11 2012 - 1:34pm
A humboldt squid ( Dosidicus gigas ) -- also known as the jumbo squid -- releases a cloud of ink at night in Mexico's Sea of Cortez. These large, carnivorous squids can reach more than 5 feet in...
Nov 1 2011 - 11:03am
"This World of Ours, Does not feel steady, We keep rotating, Oi! What will happen to us?" This is one of the questions that a group of performers from the Pacific island of Tuvalu is posing to...
Feb 28 2013 - 2:37pm
Jellyfish and comb jellies are gelatinous animals that drift through the ocean's water column around the world. They are both beautiful—the jellyfish with their pulsating bells and long, trailing...
May 24 2012 - 3:55pm
On World Oceans Day - June 8th, 2012 - the Living Oceans Foundation hosted a live web-based conversation between Sylvia Earle at the Smithsonian's National Museum of Natural History and a team of...
Mar 25 2010 - 11:32am
Sponsored by the United Nations, the Global Ocean Observing System is committed to sharing observations about the ocean to all nations. Some of the data they collect comes from buoys like the one...
Feb 7 2011 - 7:01pm
What can students do to help the ocean? It turns out, a lot! These students from California are among dozens from the U.S. and Mexico who are developing action plans on ocean and climate-related...
Dec 15 2009 - 11:19am
Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all marine species and provide billions of dollars in products and services to humans each year. But they are also...
Apr 19 2013 - 10:05am
What is blue carbon? It's a term used to describe the carbon that is captured from the atmosphere by ocean ecosystems, mainly coastal mangroves, seagrasses and salt marshes. These coastal areas can...
Mar 23 2010 - 10:18am
“Let’s talk about the Earth, really talk about survival. We can talk about the Poles where the cold is unrivaled.” Rappers wrap their heads around climate change in this music video. More about...
Jan 26 2010 - 10:45am
What is coral bleaching? These white corals in the Gulf of Mexico’s Flower Garden Bank National Marine Sanctuary are bleached due to an increase in water temperatures, which causes corals to lose the...
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