"A federal appeals court ruled Friday that a group of California companies cannot sue to stop the Environmental Protection Agency’s (EPA) efficiency and greenhouse gas rules for heavy trucks."
"HOUSTON -- As Gina McCarthy spoke for a second straight year at one of the world's top energy gatherings, the U.S. EPA administrator defended a plan to cut carbon dioxide emissions and told the power industry to focus on its ability to innovate."
"As the Arctic melts and organic matter decays, vast stores of carbon in the permafrost will be released triggering an unstoppable feedback system."
"The number of breeding males in the greater sage-grouse population of the United States and part of Canada has declined by 56 percent in recent years, in a sign of trouble for the ground-dwelling bird, a study released on Friday showed."
"IQALUIT, Nunavut -- The eight Arctic Council nations pledged on Friday to do more to combat climate change that is shrinking the vast frigid region, with countries trying to put aside disputes over issues like Russia's intervention in Ukraine."
"Nevada's Lake Mead, the largest capacity reservoir in the United States, is on track to drop to its lowest water level in recorded history on Sunday as its source, the Colorado River, suffers from 14 years of severe drought, experts said on Friday."
"As rescuers desperately searched for survivors who may be buried amid the rubble in the Nepalese capital of Katmandu or trapped in remote mountain villages, officials announced that more than 3,700 people are now confirmed dead after the earthquake that struck Saturday."
An electric utility industry group this week released a report warning that EPA's "Clean Power Plan" to address climate change could hurt grid reliability. The report offers ammunition for the plan's opponents -- especially Republicans from coal-mining and coal-burning states. But a number of critics say the report's analysis is flawed.
"It's Arbor Day, and some arborists in D.C. have a little more work to do thanks to a new website. It's called Get D.C. Trees and makes it easier than ever for residents to request new trees along their neighborhood streets."
"Minnesota declared a state of emergency on Thursday over a fast-spreading strain of avian flu that has led to the extermination of more than 7.3 million birds in the country. It followed Wisconsin's action on Monday."
