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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 occur, in places that historically...
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At a recent staff meeting a Smithsonian colleague mentioned that one of his...
What is blue carbon? It's a term used to describe the carbon that is captured...
CREDIT: Flickr User Fabi Fliervoet 1. Bring Your Own The trash we "throw away"...

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Compare the healthy coral on the left with the bleached coral on the right. Increased water temperatures caused the bleached coral to lose the microscopic algae that give the coral color and provide it with food. Corals can...
How will changes in temperature affect glaciers and ice sheets? Dr. Sarah...
What is blue carbon? It's a term used to describe the carbon that is...

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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...
Today, carbon dioxide (CO2) levels in our atmosphere are the highest they've been in 15 million years. It's the cumulative impact of an ever-expanding population -- 7 billion people and rising -- and...
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 .
Keeping your car tires properly inflated can trim your carbon footprint, reduce wear and tear on your vehicle, and save yourself some cash at the same time. In fact, the U.S. Department of Energy...
Hantkenina mexicana -- a foram with elongated shell chambers that lived between 45-49 million years ago, during the Eocene Epoch. This specimen is from marine sediments that were drilled in the...
Over a 10-year period NOAA scientists have collected 72,000 seawater samples, and their data show that the ocean is becoming more acidic because of climate change -caused warming. That small shift is...
Drilling near the North Pole, Dr. Jan Backman reveals a brief moment in time when the Arctic was subtropical. More about world climate change can be found in our Climate Change featured story .
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...
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...
The nation of the Maldives is made up of 1,190 coral islands grouped into 26 atolls in the Indian Ocean. Most of their land is barely above sea level and could literally disappear if sea level rises...
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...
In recent years, I have taken to watching flying fish along the Maine coast. Not the usual flying fish that skim over tropical seas, but fish dangling from the beaks of flying puffins. Puffins are...
“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...
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...
This foraminifera was collected as it floated about 3 meters below the surface off the coast of Puerto Rico. The central dark area is the shell surrounded by spines. The tiny yellow dots are...
Eighty high-school students from across the United States and Mexico are teaming up with educators and experts to develop action plans that will address an ocean/climate-related issue in their local...
The bright, brilliant swirls of blue and green seen from space are a phytoplankton bloom in the Barents Sea. Phytoplankton can bloom like this, rapidly growing and reproducing, because of a sudden...
"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 posed to...
Burning fossil fuels, such as coal, oil and natural gas, spews almost 7 billion metric tons of carbon dioxide into the atmosphere annually. Industries are looking for ways to offset their emissions...
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