"GRANTS PASS, Ore. -- A federal report says removing four hydroelectric dams on the Klamath River in Oregon and California and restoring ecosystems will produce a big increase in salmon harvests and boost farm revenues."

"Greenhouse gas emissions from U.S. power plants fell 4.6 percent in 2011 as more generators were switched to cleaner-burning natural gas and renewable sources from coal, according to new data from the Environmental Protection Agency."

"The Fish and Wildlife Service has recommended against a proposed land exchange that would allow a 20-mile road through the heart of Alaska's pristine Izembek National Wildlife Refuge, pleasing environmentalists who bitterly opposed it but angering state leaders who say the road is a public safety priority for nearby residents."

"A breaking investigation by EnergyWire appears to connect the dots between shadowy lobbying efforts by shale gas fracking company Range Resources, and the Obama EPA's decision to shut down its high-profile lawsuit against Range for allegedly contaminating groundwater in Weatherford, TX."

"A powerful 8.0 magnitude earthquake set off a tsunami that killed at least five people in a remote part of the Solomon Islands on Wednesday and triggered evacuations across the South Pacific as island nations issued tsunami alerts."

"Duke Energy Corp, the biggest power company in the United States, said Tuesday its Progress Energy Florida utility will retire the Crystal River nuclear plant in Florida."

"HOBART, Australia -- The month of January, usually the prime whale catching month for the Japanese whaling fleet in the Southern Ocean, has come and gone without the death of a single whale, says Sea Shepherd Conservation Society Australia Director Jeff Hansen."

"PRESTON TOWNSHIP, WIS. -- When the biggest frac-sand mine in Trempealeau County opened here in 2011, even the dead were shown consideration."

"A federal judge has ruled strongly in favor of a major energy firm that [San Diego] sued for roughly $250 million over its pollution cleanup efforts beneath 166-acre Qualcomm Stadium site."

"COTTRELLVILLE, Mich. -- The fight has been under way for several years, but the momentum may have peaked on a night in June 2011. That was the night of a community meeting in Marine City to discuss a startling spate of rare kidney cancers identified in area children -- one as young as 5 months."