The U.S. has a long record of extracting resources on Native lands and ignoring tribal opposition, but a decision by federal energy regulators to deny permits for seven proposed hydropower projects suggests that tide may be turning.

As the U.S. shifts from

Far more methane, a potent greenhouse gas, is being released from landfills and oil and gas operations around the world than governments realized, recent airborne and satellite surveys show. That’s a problem for the climate as well as human health. It’s

Montanans know spring has officially arrived when grizzly bears emerge from their dens. But