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Last Update: May 21, 2013
It's usually the Rio Grande's waning flow that gets the most attention from environmentalists and...
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Last Update: May 21, 2013
Carbon dioxide emissions from energy use declined in the majority of states between 2000 and 2010,...
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Last Update: May 21, 2013
When a Denver resident turns on the sprinkler in midsummer, it applies last winter's Rocky Mountain...
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Last Update: May 17, 2013
New rules for baseline water testing, off-site mitigation and reclamation are among the hallmarks...
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Last Update: May 17, 2013
The oil-and-gas industry is claiming that closures of land and increased regulations contemplated...
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Last Update: May 17, 2013
Spray-painted graffiti on cactuses and other objects along an Arizona hiking trail has created a...
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Last Update: May 17, 2013
Exxon Mobil Corp. is challenging $1.7 million in penalties for a 63,000-gallon crude oil spill in...
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Last Update: May 17, 2013
A state law that would have prevented some federal officials from enforcing state laws anywhere in...
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Last Update: May 17, 2013
Under the Obama administration, wind farms have never faced prosecution or fines for the deaths of...
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Last Update: May 16, 2013
The Obama administration on Thursday unveiled a new proposal for regulating hydraulic fracturing on...
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