More Human impacts

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...
Recorded on Feb. 15, 2011, award-winning ocean filmmaker Jean-Michel Cousteau addresses students and educators at the Third Student Summit on the Ocean and Coasts . Cousteau, president of the Ocean...
We began this journey three months ago, a team of scientists and filmmakers traveling the East African coastline by boat to document and research the status of coral reefs from South Africa to Kenya...
While the Ross Sea is perhaps the most pristine place left in the world’s ocean, the human footprint is fast changing this last place. Even as the effects of climate change are redefining the very...
A scientist, Chris Reddy from Woods Hole Oceanographic Institution, collects oil-laden "sand patties" on a Louisiana beach two years after the oil spill. Watch a video of Chris Reddy talking about...
Carl Pellegrin (left) of the Louisiana Department of Wildlife and Fisheries and Tim Kimmel of the U.S. Fish and Wildlife Service prepare to net an oiled pelican in Barataria Bay, La., Saturday, June...
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...
Just like other seahorse species, male weedy sea dragons are the ones to get 'pregnant' and give birth to the babies. To show he is ready to hold eggs, the male wrinkles part of his tail. On this...
The ocean, which we often break into five large ocean basins, covers 71 percent of the Earth's surface and holds over 1.3 billion cubic km of water. This massive space also holds over 99 percent of...
This whale is entangled in fishing gear. Entangled whales often need human help to break free from the fishing gear . But the job is hard one that requires handling a small boat near the large (and...
Sometimes, a tragic event can become a powerful teaching opportunity. The Deepwater Horizon oil spill in the Gulf of Mexico has the potential to capture students’ attention and stimulate discussion...
Large waves are a draw for surfers, scientists and spectators alike to locations around the world. Changes to the coast and ocean floor as well as sediment flow can change the nature of a wave as it...
More than ever, the fate of the ocean is in our hands. To be good stewards and leave a thriving ocean for future generations, we need to make changes big and small wherever we are. To make a positive...
The National Museum of Natural History's Department of Invertebrate Zoology has developed an online map that provides information about invertebrates in the National Collection from areas impacted by...
Gulf Coast of Florida tidal flats exposed by an early morning low tide
Tom Peschak, a photojournalist with the Save Our Seas Foundation, describes the devastating effects shark nets have on ocean life along the South African coastline. The nets were installed to protect...
Sharks are much older than dinosaurs. Their ancestry dates back more than 400 million years, and they are one of evolution’s greatest success stories. These animals are uniquely adapted to their...
Dr. Karen L. McKee collects a peat core in a mangrove forest in Belize. It will help her reconstruct how mangroves have changed over the past 8,000 years. Dr. McKee’s research has shown that when...
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