"The record cold U.S. temperatures may have a silver lining - killing off some tree-eating forest pests that have spread dangerously as the general climate warms up, scientists said."

"BLUE ANCHOR, N.J. — 'Heads up!' Deep in the woods, the whine of chain saws pierced the fall air, and Steve Garcia shouted a warning to fellow loggers as a 40-foot pitch pine crashed to the ground. He was chopping down trees to save the forest as part of New Jersey’s effort to beat back an invasion of beetles."

"A conservation group is calling a bill proposed by Sen. Ron Wyden (D-Ore.) a 'nightmare for Oregon's forests.'"

"The first fine-scale mapping of global forest cover shows the rate of forest loss in the tropics has increased over the past 12 years. The use of remote sensing satellite data to chronicle changes in global land cover is not new. But in a paper published online this week in the journal Science, researchers provide an exceptionally detailed accounting of gains and loses in global forest cover from 2000 to 2012."

"LOS ANGELES -- Wildfire smoke poses a growing health risk to millions of Americans, even for those who live hundreds of miles from the flames, a new report by an environmental group says."

"The Amazon rain forest's dry season lasts three weeks longer than it did 30 years ago, and the likely culprit is global warming, a new study finds."

"Across Minnesota, a determined counterattack is emerging against a looming threat to the northern forest — climate change."

"MOUNT VICTORIA -- Firefighters were battling an enormous blaze in southeastern Australia Monday, with officials warning it could merge with another to create a 'mega-fire' if weather conditions worsen."

"Drought in the high northern Colorado mountains, tied to long-term changes in ocean-surface temperatures in the Northern Atlantic Ocean, has been linked to a massive spruce beetle outbreak, according to researchers at the University of Colorado."

"The number of homes at risk from wildfires in western U.S. states jumped 62 percent in the past year as more properties were developed in fire-prone areas, according to a report released on Thursday."