Sales of plug-in vehicles tripled from 2011 to 2012, and have so far more than doubled this year. The low cost of powering the cars is one factor -- just $1.18 per gallon on average.
From April to June, more than 80 percent of the Northern Hemisphere's snow cover melted away -- one of the most rapid shifts on record.
The number of gas and oil rigs drilling deeper than 1,000 feet in the Gulf is expected to nearly double during the next two years to 60.
"The West is being devastated by wildfires," said the Senate majority leader. "Why? Because the climate has changed."
As more oil is being shipped by rail across North America, more oil is being spilled from trains.
The agro-giant dropped eight out of nine pending applications to sell GMO seeds in Europe, citing "political obstructionism."
Mysterious oil sheens spotted in recent months in the Gulf of Mexico have been traced back to the submerged wreckage of the rig, scientists stay.
Gina McCarthy was confirmed by the Senate Thursday, after a record-breaking delay imposed by grouchy Republicans who don't like the EPA.
Ohio's Republican governor wants the fracking industry to give something back, but GOP legislators keep rejecting his proposed fracking tax.