Photo: 5 Gyres Institute
One young couple taking a fresh look at how to solve problem of growing volume of plastic garbage in our oceans
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Obama calls on US automakers to produce more electric-powered alternatives
Boosting production also ups danger of human and animal diseases
Obama encourages private companies to help spur economic growth
Buildings consume 40 percent of American energy
Researchers find that even at low levels, ozone smog increases the risk of asthma attacks and irritation in the respiratory system
Amateur gardener nurtures a conservatory garden in 'Paradise Under Glass'
Indian Prime Minister Singh, Afghan President Karzai urge advanced industrialized nations to lead the way in cutting the emissions
Documentary 'Sun Come Up' explores life in a warmer world
Trees for the Future aims to bring back degraded lands by planting trees
Sanctuaries will either limit the take or make fishing completely off-limits - a move environmentalists say is essential
The Navy using biofuel blends made from algae and mustard seed to power jets, helicopters and boats.
National Parks chief David Mabunda says government determined to stop poaching, which killed 333 rhinos in 2010
Program focuses on making a hardy, eco-friendly crop
US environmental group found that in 31 cities drinking water contained chromium-6, a metal commonly classified as a carcinogen