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London Raises Bar on Greening the Games

A new Olympic Park arose in a once derelict and contaminated industrial area of east London turning neglected waterways into wildlife havens. Almost 500 acres of land (200 hectares) have been razed and redeveloped for the 2012 Olympic Games, and 45 of those have been given over to creating new wildlife habitats for kingfishers, bats, otters and snakes -- while much of the rest has been left as parkland.

US Air Pollution Hits 10-year Low, Report Finds

A report by the American Lung Association finds that air pollution has fallen to its lowest levels since the group began collecting data in 2000. The nonprofit organization credits the Clean Air Act for the cleanup of major air pollution sources, such as coal-fired power plants and the fleet of older, dirtier trucks.

New Smartphones, Including iPhone 5, Less Toxic Than Older Models

Recent models including Apple's iPhone 5 and the Samsung Captivate are less hazardous than old handsets, according to a new chemical analysis. The new study offers encouraging results of tests on handsets which measured the amount of toxins these gadgets would unleash into landfills if not properly recycled.

Reusable 'Nanosheets' Soak Up Pollutants at 30 Times Their Weight

A next-generation material first earmarked for use in electronics has proven itself a capable clean-up agent for polluted waters. Boron nitride, or white graphene, can soak up organic pollutants such as industrial chemicals or engine oil in incredible amounts for their size, according to a report in Nature Communications.

Once an Urban Landfill, Now a Rowing Paradise

Near the junction of the New Jersey Turnpike and Interstate 80, not far from the conga line of traffic grinding toward New York City, lies a body of water that was once a garbage dump, a murky soup of stinking refuse and plastic bottles. But after a recent renaissance, that body of water, Overpeck Creek, and the new park abutting it have become a destination for rowers from New York City.