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It’s hard not to identify with penguins as they waddle about upright on land, clad in their tuxedo-like plumage. In their crowded breeding colonies, they squabble with and show off to their neighbors, sometimes...
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Microscopic, single-celled organisms called foraminifera have a fossil record...
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Alaska’s pristine coastline is ripe for an influx of invasive marine species...
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Ocean acidification is sometimes called “climate change’s equally evil twin,”...

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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...
What is blue carbon? It's a term used to describe the carbon that is...
This foraminifera was collected as it floated about 3 meters below the...

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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...

The Ocean Blog

What is climate change, and how is it affecting coastal Carolina? That is the question that a group teens from Isaac Bear Early College High School set out to answer for their Third National Student...
Recorded Feb. 15, 2011, this video from the Third Student Summit on the Ocean and Coasts includes public awareness and education presentations that were presented by delegations from the North...
Will sea level rise affect your home? Your street? Your neighborhood? Your city? This illustration, made by the non-profit Architecture 2030, shows what Boston would look like if sea level rises by 3...
Fossil fuels that power our cars, homes, and businesses add carbon dioxide (CO2) to the atmosphere. The ocean absorbs large portions of this CO2 and acts as a buffer against climate change . But, Dr...
Over the past several decades, Florida’s coastal wetlands have been changing. Along the eastern shore, researchers have seen small mangrove trees appearing in areas further north than they usually...
Ocean acidification is sometimes called “climate change’s equally evil twin,” and for good reason: it's a significant and harmful consequence of excess carbon dioxide in the atmosphere that we don't...
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...
Tiny plant-like organisms called zooxanthellae live in the tissues of many animals, including some corals , anemones, and jellyfish , sponges, flatworms, mollusks and foraminifera . These microscopic...
Sea ice is typically viewed as the domain of physical and natural scientists, the oceanographers, marine biologists, climate modelers, and navigators of the world. It is easy to forget another...
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 .
Last September, the Citizens of the Sea blog series brought you a story of doom and gloom from the reefs of Bocas del Toro, Panama. That is the time of year we typically study -- and celebrate -- the...
Warmer water is causing an outbreak of giant mucus blobs in the Mediterranean. These blobs are more than just unpleasant, they can harbor bacteria and viruses. Learn more about climate change.
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