Gristmill

Climate & Energy

America’s new cars are more fuel-efficient than ever before

The average model-year 2012 vehicle got 23.6 miles per gallon -- still pretty lame, but 1.2 mpg better than the previous year.

Cities

Oil and gas drilling waste is being spread over New York roads as de-icer

The salty waste makes roads less slippery, but environmentalists warn that it contains nasty chemicals and radiation.

Climate & Energy

Dallas — yes, Dallas — bans fracking in most of the city

J.R. Ewing must be rolling in his grave. The third largest city in Texas will now prohibit fracking within 1,500 feet of a home or school.

Climate & Energy

Check the climate forecast in your county

You can look up projected temperature trends in your county (that's county without an "r") using this nifty new online tool.

Climate & Energy

Is global warming stoking an Arctic cold war?

Russia, the U.S., and Canada are all pushing for greater control over the North Pole. Could be the the coldest war ever!

Climate & Energy

How offshore wind farms could protect us from hurricanes

A wall of offshore turbines could have reduced Hurricane Katrina's wind speeds by half and storm surges by even more, researchers say.

Climate & Energy

The southern half of Keystone XL is now filling up with oil

The fate of the northern leg of the Keystone pipeline is still up in the air, but the southern leg is now complete and will start delivering oil to refineries in January.

Climate & Energy

Wetlands are disappearing faster, just when we need them the most

More than 360,000 acres of waterfront habitat were lost between 2004 and 2009, and prairie wetlands took a beating too. Blame development and the ethanol mandate.

Food

Organic milk is better for your heart

New peer-reviewed research finds that organic milk has a near ideal balance of fatty acids, which could help protect you from heart disease. Nonorganic milk, not so much.

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