According to a recent report from the Danish government, Danes now throw away 25 percent less food than they did five years ago. Supermarkets are doing their part by selling older food at a discount.
The aquaculture project would be the same size as New York's Central Park and produce 11 million pounds of yellowtail and white sea bass each year. But some people see it as an aquatic "factory farm."
Montana has one of the heaviest lifts of any state to comply with the EPA's plan to reduce carbon emissions. But the state is also rich in renewable energy, and the regulations may be a boon to some.
Sound gets into our brains and processed so quickly that it shapes all other perceptions, says neuroscientist Seth Horowitz. "You hear anywhere from 20 to 100 times faster than you see."
Using divers to monitor whether life is returning to the 100 or so marine protected areas is pricey. Now, advances in DNA sequencing mean scientists just need a seawater sample to do a marine census.
The Rainbow Warrior, on a mission to protest French nuclear testing in the Pacific, was destroyed by an underwater mine in New Zealand's Auckland harbor.
The state is often a step ahead of the status quo when it comes to environmental policy, and climate change is no exception. New legislation includes a plan to cut gasoline use in vehicles by half.
River traffic was halted on a portion of the waterway after the accident near Paducah, Ky. The maximum size of the Wednesday evening spill of clarified slurry oil is thought to be 250,000 gallons.