Greenwire

A husband-and-wife team of scientists has taken on the challenge of ridding the Chesapeake Bay's tributaries of black muck, trying to find a way to break down the sludge and remove the harmful ammonia and phosphates that it carries.

NEW YORK -- The Empire State today dropped its bid to use federal funds tagged for wastewater on a host of projects related to construction of a $4 billion commuter bridge across the Hudson River.

Four of almost 50 self-driving cars being tested on California roads have been in accidents since September, but the companies blame the collisions on human error.

Don't try to tell the Merit Systems Protection Board you can't get fired: It's heard it before.

A reactor at the Indian Point nuclear power plant in New York could be offline for weeks after it spilled thousands of gallons of oil into the Hudson River on Saturday.

Patriot Coal Corp., a major Appalachian coal producer, filed for Chapter 11 bankruptcy protection for the second time in recent years amid a pervasive market slump, the company said today.

A federal judge has declined to block a plan to shoot more than 10,000 double-crested cormorants in the Columbia River estuary to protect salmon.

FBI spying on opponents of the Keystone XL pipeline broke the bureau's own rules for monitoring political issues, according to internal agency documents.

Northern California water interests are suing Central California and federal water managers over a long-term water transfer deal that they say could further degrade the quality of the state's main water hub.

The National Park Service announced yesterday that the cost to visit Yellowstone National Park will be raised starting June 1, the first entrance fee increase since 2006.

Bourbon barrels are in short supply as an explosion of demand and craft distilleries to supply it has led to a shortage of white oak wood.

Endangered blue whales' lackadaisical reactions to passing cargo ships are leading to deadly collisions, according to a new study.

Environmental groups are asking a federal judge to issue an injunction forbidding the Bureau of Land Management from issuing oil and gas drilling permits that they say threatens Native American tribal artifacts in the Chaco Canyon region on the state's northwest side.

A federal advisory panel recommended the Interior Department focus in on science that addresses real-world effects of global warming, defending the work of the department's eight climate centers in a report released yesterday.

Fresh off announcing his 2016 presidential bid, former Arkansas Gov. Mike Huckabee (R) visited Texas to unveil a plan yesterday to reduce dependency on foreign energy sources.

Biofuel producers today launched a new advertising campaign in support of the renewable fuel standard.

Transportation Secretary Anthony Foxx kicked off a week intended to underscore the importance of infrastructure with a warning that his department could soon be unable to pay for its share.

D.C. Council members and neighborhood residents opposed to nuclear giant Exelon Corp.'s acquisition of Pepco Holdings Inc. called on D.C. Mayor Muriel Bowser (D) today to flex her political muscle and convince utility regulators to say no.

Rep. Derek Kilmer (D-Wash.) has asked a group of Obama administration officials: At what point should the sound of silence give way to the "sound of freedom"?

Sen. Ed Markey (D-Mass.) yesterday introduced three bills he argued would reduce the waste of energy and protect energy consumers.

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