"Lyell Glacier has shrunk 62% over the past century and hasn't moved in years. It's a key source of water in the park, and scientists say it will be gone in 20 years."

"With the government on the brink of a shutdown, Republicans and Democrats in Congress have come together to compromise on helium. Legislation passed late last week will keep the gas used in party balloons flowing from a national reserve."

"Since Vancouver-based silver and gold mining company Fortuna set up shop in a small town in southern Mexico in 2005, violent attacks have left four local residents dead and many more wounded."

"An elemental phosphorus plant owned by the FMC Corp., on the Shoshone-Bannock homelands in Idaho, has been abandoned for more than a decade. But its legacy of pollution remains -- and it’s jeopardizing economic progress, public and environmental health on the reservation and in surrounding communities."

"At its heart, a major new U.S. EPA report that synthesizes more than 1,000 studies about connections among streams, wetlands, rivers and lakes comes down to what elementary school students are taught about the water cycle. Streams flow into creeks that flow into rivers."

"SALEKHARD, Russia -- Russia announced on Tuesday that it had opened a piracy investigation against the crew of a Greenpeace ship after its activists scaled an offshore oil platform in the Arctic last week. The step signaled that the authorities intended to act decisively to thwart more protests against Russia’s ambitious plans to expand energy exploration in the region."

"MINERVA, N.Y. -- A 250-foot waterfall, one of the tallest in the Northeast, tumbles over giant slabs of marble. A chain of 13 crystalline lakes and ponds teems with bass and lake trout. A 10-mile stretch of the Hudson River gorge winds through dense stands of hemlock, white pine and red maple."

"WASHINGTON -- British mining giant Anglo American is abandoning its effort to develop Alaska's Pebble Mine, leaving Canadian explorer Northern Dynasty Minerals alone in its attempt to push through the massive and controversial project."

"The death threat itself didn’t bother Mike Ehlebracht. He’d been threatened plenty of times before."

"MILWAUKEE -- Placing water retention structures in the St. Clair River may not be enough to counteract the effects of a warming climate and raise Lakes Huron and Michigan to their normal levels, experts said Monday."

"In the reality TV series 'Prospectors,' gem hunters on a peak in central Colorado face the dangers of high-altitude lightning, rock falls, cave-ins and whiteouts while digging for valuable rocks 'just like their predecessors 150 years ago.'"

"ODANAH, WIS. -- While laughing children bob in kayaks along the sandy shores of Lake Superior, their somber parents hunch over picnic tables talking about their wild rice, their water, their fish and their way of life. Members of the Bad River Band of Lake Superior Tribe of Chippewa Indians worry about what is to become of their lake, a life source for their people."

"The U.S. 9th Circuit Court of Appeals deals a blow to a years-long effort by Drakes Bay Oyster Co. to extend its lease in Point Reyes National Seashore."

"DIRGIN, Texas -- Ida Finley smiles wistfully, recalling how she used to cook for an entire East Texas community -- nearly all descendants of slaves. The children would grab cornbread, greens and cookies from her kitchen while their parents grew vegetables in a tiny creekside village hidden among pine forests."

"A major feature of the Earth has escaped notice — until now. Scientists Thursday that they've discovered a vast canyon, twice as long as the Grand Canyon. It carves a deep scar from the center of the world's largest island out to the coast. And, oh one more detail: It's buried beneath as much as 2 miles of ice. Yes, we're talking about icy Greenland."