Fracking study finds new gas wells leak more

In the state of Pennsylvania's gas drilling boom, newer and unconventional wells leak far more often than older and traditional ones, according to a study of state inspection reports for 41,000 wells.

EU pushes 10-year renewal for controversial herbicide

The European Commission proposed to renew the use of the controversial and widely used herbicide glyphosate in the EU for 10 years on Wednesday, after a report saw no reason to block it.

'Natural causes' at fault for Peru dolphin deaths: officials

Nearly 900 dolphins that washed up along Peru's northern coast since the start of the year died of natural causes, a top official said Tuesday, citing a government report that failed to convince environmental activists here.

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