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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). Similar to tree trunks,...
It’s confirmed: both Antarctica and Greenland are losing ice —around 350...
Brian Huber studies fossil organisms known as “ forams ” to learn about climate...
Since summer 2013, starfish along both coasts of the United States have been...

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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...
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...
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...
The threat that climate change poses to polar bears has received a lot of attention, but they are not the only Arctic species at risk. Ice-loving seals, such as harp, hooded and ringed seals, are...
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...
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...
How do plants respond to rising CO2 levels? To find out, plant physiologist Bert Drake at SERC exposed marsh plants near the Chesapeake Bay to CO2 levels expected in 50 and 100 years. Different...
What can students do to help the ocean? It turns out, a lot! These students from Alaska are among dozens from the U.S. and Mexico who are developing action plans on ocean and climate-related issues...
Many household electronics, such as video game consoles, stereos, computers, and kitchen appliances, continue drawing power after they are switched off. The U.S. Department of Energy estimates that...
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.
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...
In December 2009, thousands of leaders and activists from across the planet converged in Copenhagen for the United Nations Climate Change Summit. Debate rages as to whether the summit achieved any...
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...
“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...
Globotruncana falsostuarti -- a foram that lived about 75 million years ago, during the Cretaceous Period, from southeastern Tanzania. By measuring the chemistry in the shell, scientists can estimate...
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...
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 .
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...
CREDIT: Flickr User Fabi Fliervoet 1. Bring Your Own The trash we "throw away" doesn't disappear. Plastic bags, disposable food containers, snack wrappers, and other loose garbage can be washed into...
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