More Human impacts

Mangroves thrive in hot, muddy, salty conditions that would kill most plants. But even these tough trees are threatened by human development. This lone mangrove shoot in South Bimini, Bahamas stands...
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...
Using a deep-diving ROV, the crew aboard Oceana’s research vessel Ranger were surprised to discover large colonies of deep-sea white coral in the Western Mediterranean Sea in July 2010. Most of the...
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...
In the ocean, microscopic forms of algae, known as dinoflagellates , can "bloom" into dense patches near the surface, often referred to as "red tides." Some of these harmful algal blooms (HABs) are...
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 .
Dr. Mahmood Shivji explains how shark DNA is used as evidence to prosecute shark fin poachers . What is shark finning? Find out here .
This mangrove island in the Pelican Cays, Belize, was clear-cut and filled with dredged sand and coral from the adjacent reef flat. Developers are clearing and dredging mangroves in an attempt to...
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...
Salmon are one of the most widely loved varieties of seafood in the world. A ubiquitous alternative to meat and poultry, salmon wear a halo of healthfulness, as they are rich in protein and omega-3...
A still from The Changing Sea , part of the 19th Annual Environmental Film Festival in the Nation's Capital.
Those of us who can't see the ocean from our window might feel disconnected from the life there. It might seem that, because the ocean feels far away, its problems will only harm those people that...
These statistics come from a United Nations Food & Agriculture Organization 2007 review of the status of global fish stocks. Learn more in our Sustainable Seafood section .
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...
Have you ever gone to your favorite coastal or lakeside beach and instead of having a fun day in the sun you were faced with a trove of trash? How heartbreaking it is to see waters and shorelines...
Follow researchers Candy Feller and Dennis Whigham from the Smithsonian Environmental Research Center as they scramble, climb, crawl, and creep through the tangled roots of a mangrove forest. In this...
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...
These bits and pieces of plastic are drying in a petri dish before they are archived. They were collected in nets from the open ocean.
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