"Whether or not fracking causes groundwater pollution, people fear the risk enough that property values have dropped for homes with drinking-water wells near shale-gas pads, according to new research."

"As temperatures continue to rise and habitats come under threat, a group of Hollywood heavyweights is seeking to bring the spotlight back on climate change with a new documentary."

"A Republican congressman from Kansas introduced legislation on Wednesday that would nullify efforts in multiple states to require labeling of genetically modified foods."

"Autism can be triggered by abnormal levels of lipid molecules in the brain that affect the interaction between two key neural pathways in early brain development in the womb, researchers at York University have learned."

"ALBUQUERQUE, N.M. — As temperatures climb across the Southwest, researchers have found some species will win, but others stand to lose — and lose big."

"A report released Tuesday describes ongoing difficulties for sea turtles, bottlenose dolphins, brown pelicans, and other species as a result of the Gulf oil spill in 2010."

"In New Mexico, Navajo communities worry that uranium mining could contaminate the aquifer that feeds their drinking water. In southeastern states from Alabama to Virginia, residents fear a cluster of coal-powered plants will impact their health for generations. And in the Harlem section of Manhattan, advocates say the high rates of asthma among residents are a “direct result from breathing dirty air.”"

"The San Joaquin River in California is America's most endangered waterway this year, says the national advocacy group American Rivers, known for annually picking the country's 10 most troubled rivers."

"One month after the Washington state landslide that killed at least 34, President Obama is planning to survey the destruction firsthand."

"A March 20 Washington Post Web article and a March 21 print article stated that Koch Industries was the largest leaseholder in Canada’s oil sands. Further reporting has indicated that Koch Industries on a net acreage basis is the largest American and foreign holder of leases in Canada’s oil sands but it might narrowly trail two Canadian companies overall. ..."