Greenwire

Grizzly bear maulings, falls and other fatalities have made headlines in recent weeks, but national parks are incredibly safe places to visit.

Local lionfish derbies aren't killing nearly enough of the invasive species to curb their growing population, according to a new study.

A watchdog organization yesterday called on the National Park Service to drop its plan to relax restrictions on plant gathering in parks for Native Americans.

Heavy natural gas drilling in a western Colorado basin has affected roughly half of the critical winter range used by mule deer, according to a new study by state and university scientists.

A federal-state panel unveiled today a suite of Gulf of Mexico restoration projects that it believes should be the first to receive funding under a 2012 law directing billions of dollars in BP PLC oil spill fines to Gulf Coast states.

The October elections in Canada could be wrenched if rumors that President Obama plans to reject the proposed Keystone XL pipeline during this month's congressional recess pan out, according to observers.

A roster of prominent climate contrarians has formed a new coalition at the conservative George C. Marshall Institute to highlight a position they have held for years -- that carbon dioxide is plant food and shouldn't be controlled.

The Fish and Wildlife Service approved plans to kill thousands of double-crested cormorants despite an internal analysis asserting that such culls would probably have no effect on the salmon they were meant to save.

While most Californians are hoping El Niño ends their state's historic drought by bringing heavy rain this fall, there are a few who fear a soggy season will end a long crusade to reform water laws.

U.S. EPA will halt its investigation work at all mines and tailing facilities nationwide in the wake of an accident that ejected more than 3 million gallons of wastewater into Colorado and New Mexico river systems, Administrator Gina McCarthy said yesterday.

For energy efficiency, it's time to put up or shut up. With energy efficiency playing a big role in U.S. EPA's Clean Power Plan for curbing the power sector's greenhouse gas emissions and the Department of Energy continuing its rollout of power-sipping standards for appliances, hard questions are being asked about whether taxpayers are getting a good bang for their buck. It's economists versus advocates.

A plan for a Canadian national park in British Columbia near its border with Washington state has been revived after years of being stalled.

Air pollution kills roughly 4,000 people per day in China, according to a new study by physicists at the University of California, Berkeley.

Authorities are investigating an incident involving a man in a bear costume who pestered three bears trying to fish salmon in an Alaska river on Monday.

Oregon Gov. Kate Brown (D) has declared tomorrow Oregon Native Bees Conservation Awareness Day.

In the decade since Hurricane Katrina, many of Louisiana's small towns and villages are facing extinction as the state loses an average of 17 square miles per year to the sea.

It will take many years and many millions of dollars to manage the toxic wastewater that spewed a 100-mile-long torrent of heavy metals into Western rivers, experts said, but hundreds of thousands of abandoned mines remain to be cleaned.

Farmers and water managers in South Florida celebrated reductions in phosphorous pollution this week even as the cuts are not enough to help the nearby Everglades.

The Agriculture Department will set aside an additional $5 million to help farmers implement water quality measures in the western Lake Erie basin as the region braces for the peak of algae bloom season.

Murray Energy Corp. has purchased a Colombian mining operation from Goldman Sachs Group Inc. at a steep discount as the investment bank exits the coal business.

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