Major global airlines have agreed on a proposal for reducing carbon emissions -- but it lacks details, aims low, and would sit on the tarmac until 2020 or later.
More than 40 countries now have a cap-and-trade system or carbon tax, or will soon -- and China, Brazil, and other emerging economies might soon join the club.
The U.S. still doesn't have a single offshore wind turbine. The Interior Department is trying to change that by auctioning wind leases off the coasts of Rhode Island and Massachusetts.
After a tornado outbreak, NOAA dropped its plan to force employees to take unpaid days off to deal with the sequester. But budget cuts will still have to come from somewhere.
Officials say the ban has spared the country 67 billion polluting plastic bags, though a study finds that many retailers are still ignoring the rules.
Rising temperatures off the East Coast are driving away herring, which is making it hard for puffins to find food for their young.
A recent study found that vegetarians were 12 percent less likely to die over a six-year period than were meat eaters. Men in particular got a health boost from skipping meat.
After a rogue strain of GMO wheat popped up in Oregon recently, we heard that Monsanto had stopped testing such wheat in 2005. Turns out that's not quite true.
Former stars of the reality TV show Storm Chasers were killed chasing a tornado in Oklahoma on Friday night. The same storm also injured three Weather Channel storm chasers.