A much-hyped new study about civilizational collapse has serious flaws
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Scaling up waste-to-energy technology could transform hog farming
Investigating the cause of a Triassic extinction across North America
Thanks in part to fracking, America produces more fuel than Russia
A potentially valuable resource for water-strapped nations
Focusing on smog may distract from the real problem: carbon emissions
The hole that appears above Antarctica every year was smaller in 2013
Finding beauty in the aftermath of the Colorado deluge
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Watch California's Rim Fire from the cockpit of a firefighting plane
Human-caused climate change can exacerbate storms and heat waves
Citizen scientists scour old ships' logs to collect climate data
In China, air pollution takes an average 5 years off of life
UN report states with more certainty that humans are behind warming
Tracking nitrogen's movements to limit pollution from agriculture
Experience research on the frozen continent like never before
Lake Erie's record-breaking algal bloom may become the norm
What we can learn from Hurricane Sandy
Sustainable energy should rely on the classical elements: earth, wind and water
Little is known about the bacterial ecosystem in our own homes
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