Wind power cost competitive with natural gas, study finds

(Phys.org) —The costs of using wind energy and natural gas for electricity are virtually equal when accounting for the full private and social costs of each, making wind a competitive energy source for the United States, ...

Australian PM faces toughest test on carbon tax

(AP) -- Australia's leader faces her toughest political test to date as she tries to sell the nation on a carbon tax that would lead to higher power prices while reducing greenhouse gas emissions.

Experts say cap and trade not enough

A team of researchers at Carnegie Mellon University report in a new policy brief that cap and trade climate policies alone will not be sufficient to put the nation on track to achieve a 50 to 80 percent reduction in greenhouse ...

Six ways inequality holds back climate action

Are improvements to green technologies, like better batteries and more efficient solar panels, enough on their own to tackle climate change? Unfortunately not. Our behavior and lifestyles must change too.

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