Greenwire

Chicago Mayor Rahm Emanuel yesterday failed to garner more than 50 percent of the vote needed to win re-election and will now face Cook County Commissioner Jesus "Chuy" Garcia in an April runoff.

After U.S. EPA Administrator Gina McCarthy pledged her agency's support for Native American tribes at their national conference in the nation's capital yesterday, she got an earful about a problem facing a reservation in Washington state.

Former New York City Mayor Michael Bloomberg is calling on the Obama administration to use the Keystone XL oil pipeline from Canada as leverage on climate negotiations with that country.

The Department of Energy's annual innovation summit offers a glimpse into emerging transportation and power supply technologies that could transform lives -- if they don't flame out.

John Podesta's replacement in the White House isn't wasting any time going after politicians who deny the prevailing views on climate science.

The Supreme Court today said the government could not use a law enacted to prohibit the destruction of evidence following the Enron scandal to prosecute a commercial fisherman for throwing fish overboard.

U.S. EPA's effort to curb air pollution drifting across state lines was under siege in federal court again today, and it appeared vulnerable to the challenge from states and industry despite emerging victorious last year from the Supreme Court.

The Black Mambas, tagged as the world's first all-female ranger team, are helping protect rhinoceroses and other species from poachers in South Africa's Kruger National Park.

Japan has been on an energy efficiency kick ever since the 2011 Fukushima Daiichi nuclear disaster caused many of the country's nuclear reactors to close, shutting down 30 percent of the country's power supply.

Friends and family of deceased Beatle George Harrison planted a second tree in his honor yesterday, just in time for the former rock star's 72nd birthday.

A Utah legislative committee yesterday approved a bill that would make it a felony to move an endangered animal.

Wolf populations in Oregon grew in 2014, and fewer of them attacked livestock, according to a new report by the Oregon Department of Fish and Wildlife.

Throwing away unfinished food hurts the environment and contributes to climate change, according to a new report.

Californians agree that the state's water shortage is a serious issue but have not reached a consensus on how to fix it, according to a field poll released today.

Tightening the national ozone standard to the lower end of a range being considered by U.S. EPA could cost the economy up to $140 billion a year, according to a study released today by a manufacturers group.

A freight train carrying hazardous materials derailed early yesterday in a rural area of Minnesota, but none of the material spilled, officials said.

In an effort to compete with ride-hailing car services like Uber and Lyft -- that some automakers say are hurting car sales in big cities -- Ford Motor Co. is experimenting with its own taxi application.

A system designed to limit the force of a head-on collision may have limited the impact of a Metrolink train crash in southern California this week, but railroads seldom use the technology.

America's shipping corporations are hoping that President Obama's six-year, $478 billion transportation budget comes to fruition.

SolarCity Corp. said today that it is launching a $750 million fund to finance about 25,000 residential solar projects, about half of which will be funded by Google Inc. -- the largest such fund ever generated for solar systems.

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