Gristmill

Giant, oil-belching sinkhole dooms more than 100 homes in Louisiana

The 15-acre sinkhole was caused by the collapse of a salt mine that served the petrochemical industry.

Climate & Energy

Study says tar-sands oil not more likely to leak; activists fault study

Enviros criticized the methodology and scope of a study that found tar-sands pipelines to be just as safe as regular oil pipelines.

Living

After mass bumblebee die-off, activists call for new pesticide rules

The number of bumblebees killed by a pesticide application in Oregon has risen to 50,000, and nature lovers are calling for stronger regulation of neonicotinoid insecticides.

Climate & Energy

Supreme Court will hear big clean-air case

An EPA rule cracking down on power-plant pollution that crosses state borders was struck down by a federal court last year. Now the Supremes will hear the case and could reinstate the rule.

Politics

Ed Markey, climate hawk, headed for the Senate

Markey handily beat Republican Gabriel Gomez in the Massachusetts special election, thanks in part to millions of dollars poured into the race by enviros.

Climate & Energy

Calgary floods trigger an oil spill and a mass evacuation

Epic floods forced more than 100,000 people to flee their homes last week in Alberta, Canada, prompting questions about the link between climate change and flooding.

Climate & Energy

Could Massachusetts become the first state to impose a carbon tax?

Climate activists are pushing a state ballot measure that would tax carbon emissions from gasoline, heating oil, and other fossil fuels.

Climate & Energy

Study links fracking to drinking water pollution

Water wells close to natural-gas operations in Pennsylvania were more likely than others to be contaminated with dissolved methane and other gases, researchers found.

Climate & Energy

Obama: I will only OK Keystone if it won’t significantly increase CO2 emissions

In his big climate speech, Obama says the Keystone XL pipeline won't be in the nation's interest if it markedly worsens climate pollution.

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