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Can Self-Interest Drive Sustainable Energy for All?
A bold plan to bring every person on Earth sustainable energy within 18 years will face its first test...
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Groundwater Depletion Threatens U.S. Food Security
Researchers believe the nation’s food supply may be vulnerable to rapid groundwater depletion from irrigated agriculture. The study, which...
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Smog Threatens World’s Oldest Trees
The Sequoia National Park forest contains the biggest and among the oldest living things on earth - the giant...
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Fracking Boom Spurs Environmental Audit
As hydraulic fracturing unlocks new gas reserves, researchers struggle to understand its health implications.
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Zoos’ Bitter Choice: To Save Some Species, Letting Others Die
As the number of species at risk of extinction soars, zoos are increasingly being called upon to rescue and...
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American Physics Dreams Deferred
When three American astronomers won the Nobel Prize in Physics last year, for discovering that the expansion of the...
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Leaf ‘Stamp’ Could Detect Crop Diseases
Crop diseases could be detected earlier and more easily if a new method that stamps a leaf with a...
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More Than 1 Billion People at Risk for Lack of Clean Water
This spring the World Health Organization (WHO) celebrated the early completion the 2015 development goal of bringing improved drinking...
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Natural Sinks Still Sopping Up Carbon
Earth’s ecosystems keep soaking up more carbon as greenhouse gases accumulate in the atmosphere, new measurements find. The research...
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Humanity Outstripping Earth’s Resources, Biodiversity in Decline
Global Biodiversity Down 30 Percent in 40 Years: Humanity is essentially using the resources of one and a half...