Gristmill

Climate & Energy

Crowdfunded science suggests that coal-hauling trains cause air pollution

An atmospheric scientist solicited funding online for research into pollution from coal trains, and now his preliminary results are in.

Politics

Ballot effort to ban tar-sands oil from Maine city appears to have failed

A ballot initiative to prevent tar-sands oil from being piped through South Portland and loaded onto ships narrowly lost, according to initial poll results.

Climate & Energy

Colorado voters tell fracking industry to frack off

Residents of the Colorado cities of Boulder, Fort Collins, and Lafayette voted Tuesday to ban or suspend fracking.

Business & Technology

More corn grown in U.S. this year than ever before. Thanks, biofuels.

American farmers are set to harvest 30 percent more corn this year than last year. That's due to agreeable weather and EPA's biofuel mandate.

Climate & Energy

Schools install pricey filters to protect kids from frac sand

In Wisconsin, the booming frac-sand industry is bringing lots of challenges. Still, some lawmakers want to prevent local governments from regulating it.

Climate & Energy

Carbon tax revenues could dwarf fossil fuel losses

If carbon is priced high enough to meet international climate goals, fossil fuel companies would lose up to $12 trillion by 2100, but governments would gain up to $32 trillion in revenues, a new study finds.

Business & Technology

Frackers might soon be allowed to float their wastewater down rivers

The U.S. Coast Guard has proposed a policy that would let fracking waste be barged around the country. What could go wrong?

Politics

Four epic green ballot battles to watch today

Keep your eye on the Virginia governor's race, anti-fracking ballot measures in Colorado, a GMO-labeling initiative in Washington, and a county council race in rural Washington.

Business & Technology

Blistering exposé prompts Johns Hopkins to suspend black-lung screenings

Johns Hopkins University has long been paid by coal companies to screen former miners for black lung disease.

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