Environmentalists asked a federal judge Wednesday to temporarily prevent logging in a remote, burned-over section of a national forest, arguing the logging would kill young trees and increase the danger of wildfire.

Scientists who have studied the warming effect of aircraft pollution say that a ban on night flights would significantly reduce the aviation industry's impact on the climate.

In the wildfire-prone West, a long and contentious debate over how best to regenerate charred forests is flaring anew, spurred by the federal government’s recent auction of fire-damaged trees.

In effort to reach ambitious targets for recycling waste, government officials in the U.K. are considering proposals to assess trash collection fees based on the amount of garbage households produce.

The 14-year effort to establish an urban farm in the heart of South Los Angeles came to an end today when sheriff's deputies moved in to clear the property of protestors.

The initial stage of China's first "sustainable village," designed by American architect and cradle-to-cradle guru William McDonough, is due to be completed in August.

In a bid to carve a lucrative niche in the global economy, African countries are starting to "brand" themselves as unique ecotourism destinations.

Pro-whaling countries look set to command a majority of the votes when the International Whaling Commission annual meeting begins on Friday. Their votes could lead to the scrapping of whale conservation and welfare programs, though not a return to full-scale commercial whaling.