"The Navajo Nation's proposed coal plant always rested on shaky ground. Now, it may collapse entirely."

"Volunteering in state parks has long been a staple of the Boy Scouts experience. But in Georgia this year, as the Boy Scouts celebrate their 100th anniversary by building bridges and park benches, maintaining trails and cleaning up waterways, the ongoing event is unusual in one respect: It’s sponsored by Verizon Wireless."

"Researchers at the University of Georgia said Monday that more than three-quarters of the oil spilled in the Gulf of Mexico following the Deepwater Horizon drilling-rig explosion could still be in the Gulf threatening fisheries and marine life, disputing government statements that much of the oil had been safely dispersed."

"EDGARTOWN, Mass. — Standing alongside the 13th green at the Vineyard Golf Club on Martha’s Vineyard, Jeff Carlson spotted a small broadleaf weed between his feet. As the superintendent charged with maintaining the club grounds, he instinctively bent to pluck it, then stopped."

"In the end, Gov. Charlie Crist’s effort to buy huge swaths of sugar company land for the Everglades restoration was just too much: too much money, too much land to handle, and too much of a fight with critics and the courts."

"In the race to build hybrid cars and wind turbines to feed growing demand for green technology, China has one clear advantage, it holds the world's largest reserves of rare earth metals and dominates global production."

"The Interior Department has released the rest of a partially leaked document listing potential sites for new national monuments, but the move did nothing to quell Republican accusations that the Obama administration is plotting to lock up public lands."

"The opponents of Pebble, the giant copper and gold prospect in Southwest Alaska, have asked the federal Environmental Protection Agency to invoke its potent and rarely used power to block the potential mine. But U.S. Rep. Don Young late last month filed legislation seeking to strip the EPA of that authority."

"Dillingham, Alaska -- It is an unfortunate coincidence of geography that this lush region of wild rivers, grassy tundra and windy sea is home to two competing treasures of almost unimaginable value: the world's largest sockeye salmon run, supporting a fishery worth $440 million a year; and in the hills behind it, a massive deposit of copper, molybdemum and gold worth at least $300 billion."

"About an hour's drive southwest of Las Vegas, on a private 2,200-acre desert patch flanked by Clark Mountain and the Mojave National Preserve, lies an idled mine many consider to be a linchpin in the U.S. push for energy independence and national security."

"The National Mining Association, which represents most major U.S. coal mining companies, on Tuesday filed suit against the Environmental Protection Agency, saying it was unlawfully obstructing permits for coal mining operations in Central Appalachia."

"Four years after tragedies in Kentucky and West Virginia prompted sweeping mine safety changes, a House panel Tuesday split along party lines over the need for additional reforms."

Clean-looking sand is being dumped on the beaches of Grand Isle, and some of it is layered over asphalt-like oil residue, according to several reports based on photo and video documentation. But whether this is being done to fortify beaches or to hide oilspill damage is impossible to say -- because of a BP-Coast Guard media blackout threatening $40,000 fines to anyone who tries to get close enough to tell.

"The Obama administration has given its tentative approval to a new mountaintop removal permit, provided the Logan County operation makes changes federal regulators say are needed to protect downstream water quality."

The warming of the Arctic as a result of climate change is raising many international issues -- and many think nations can only deal with them through a new Arctic treaty.