More Human impacts

Major oil spills like the 2010 Deepwater Horizon spill are devestating, but aren’t the only way oil gets into the ocean. Nearly 85 percent of oil in U.S. coastal waters comes from runoff (roads,...
A placard warns residents that water—and anything else—that goes own this storm drain makes its way into the Potomac River and, eventually the ocean.
Workers contracted by BP load oily waste onto a trailer on Elmer's Island, just west of Grand Isle, La., May 21, 2010. More about the Gulf oil spill can be found in our Gulf oil spill featured story .
Seagrasses growing on the seafloor of the Chesapeake Bay rely on light to grow—but, thanks to pollution, that sunlight has become more scarce. Nutrient runoff from fertilizers causes microscopic...
Oil leaks from cars and other vehicles contribute to ocean pollution.
Dr. Demian Chapman of the Institute for Ocean Conservation Science at New York’s Stony Brook University explains how DNA extraction from shark fins can identify the species of shark and where the...
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...
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...
The year 2010 will likely be remembered as a tragic time for the ocean. Yet, despite the oil disaster in the Gulf of Mexico, I have hope for our ocean’s future. Last week President Obama signed an...
Dr. Chris Reddy, an environmental chemist from Woods Hole Oceanographic Institution studies the long-term impacts of oil spills. Watch as he digs beneath the surface in Massachusetts’ Wild Harbor...
This photo of a freshly cut dorsal fin from a scalloped hammerhead shark ( Sphyrna lewini ) , was taken in 2006 on a long-lined fishing boat in Cocos Island, 300 miles off the Pacific coast of Costa...
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...
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...
The Endangered Species Act (ESA) was signed into law on December 28, 1973 by President Nixon. Over 2,000 species are currently on the ESA, and they are separated into "Threatened" and "Endangered"...
The International Union for the Conservation of Nature ( IUCN ) maintains the Red List of Threatened Species , an inventory of the global conservation status of plants and animals. In a 2010 study ,...
Happy New Year! We’ve officially hit mid-January, but there is still plenty of time to make those resolutions. If you’ve been putting it off or haven’t come up with a worthy resolution yet, why not...
Named for the radiant blue color on its back and sides, the blue shark ( Prionace glauca ) traverses the world’s temperate and tropical seas. Known for traveling great distances and being a swift...
Instead of adding castaway fishing nets to already crowded landfills, Hawaii’s multi-partner marine debris group has developed a method of converting marine debris into usable electricity. The Nets-...
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