Conservation & Green Economy
Energy firms are wrapping renewable energy projects that generate steady cash into "yieldcos" they hope will attract dividend hunters.
The release of carbon dioxide into the air from power plants and autos could pose a risk to Alaska fisheries, a new report says.
The Environmental Protection Agency has come up with a final version of a rule meant to cut haze-causing emissions from the largest coal-fired power plant in the West.
Nicotine-related insecticides widely used on crops are finding their way into the food we eat and the water we drink, two studies in the past two months have concluded.
Arctic oil spills in Canada's western Arctic region would spread quickly and impact Alaska and even Russia, a study funded by the World Wildlife Fund says.
Groundwater losses from the Colorado River basin appear massive enough to challenge long-term water supplies for seven states and parts of Mexico.
Californians continue to strongly support their state's efforts to reduce greenhouse gases -- until they find out it involves higher gasoline prices, according to a new environmental survey.
Automatic stop-start systems in automobiles provide a 5 percent to 7 percent improvement in fuel economy and a similar reduction in carbon-dioxide emissions, according to new research from AAA.
Thousands of older rail tank cars that carry crude oil would be phased out within two years under U.S. regulations proposed Wednesday in response to a series of fiery train crashes over the past year.
The site where an underground pipeline leaked 1 million gallons of saltwater into the North Dakota badlands earlier this month was one of the largest oil field spills in state history.
In New Orleans, discarded cigarette butts are being turned into something useful as the first of 50 butt recycling receptacles was installed downtown on Monday.
All 12 of the world's monthly heat records have been set after 1997, more than half in the last decade. All the global cold monthly records were set before 1917.
As sightings of great white sharks mount off Cape Cod, businesses in the Massachusetts town of Chatham are embracing the frenzy.
The Obama administration has sided with energy developers over environmentalists, approving the use of underwater blasts of sound to pinpoint oil and gas deposits in federal Atlantic Ocean waters.
The U.S. Environmental Protection Agency said Friday it is proposing restrictions that would essentially block development of a gold-and-copper mine near the headwaters of a premier salmon fishery in Alaska.