News bites: Romney, Obama steer clear of climate change

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A natural-gas firm is threatening to sue New York state regulators if they don't put an end to local drilling bans, The Associated Press reports.

The 2010 BP oil spill in the Gulf of Mexico might have disrupted the food chain by killing plankton, according to a new study cited by The Associated Press.

Australian wind and solar power might be the continent's cheapest form of electricity by the mid-2030s, Bloomberg reports.