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In 2008, a billion gallons of coal sludge broke free from a containment pond and poisoned nearby rivers. The disaster reveals a threat to other regions.The second video in the series "Beyond the Light Switch" produced with Detroit Public Television.
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eyeforscience Yes! RT @EamesEra RT @corrinrenee Dear all websites. My day phone is my evening phone is my home phone is my cell phone. Sincerely, 2013
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Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
Deadline: Jun 29 2013
Reward: $7,000 USD
The Seeker for this Challenge desires proposals for chemical methods that could rapidly degrade a dilute aqueous solution
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