"Researchers at the Oklahoma State University South Central Research Station in Chickasha for the first time Monday will begin using wastewater to irrigate crops grown on one of its test fields."

"Back in 1990, as the debate over climate change was heating up, a dissident shareholder petitioned the board of Exxon, one of the world’s largest oil companies, imploring it to develop a plan to reduce carbon dioxide emissions from its production plants and facilities."

"The US Court of Appeals for the 6th Circuit granted a temporary stay against the Water of the United States rule on Friday."

"The House of Representatives voted Friday to end the 40-year-old ban on exporting American oil to foreign nations, launching a showdown with the Senate and the president in the nation’s latest battle over energy and climate change."

"The House of Representatives voted Friday to end the 40-year-old ban on exporting American oil to foreign nations, launching a showdown with the Senate and the president in the nation’s latest battle over energy and climate change."

"Dr. Dennis Paustenbach, the head of the scientific consulting firm ChemRisk, has long been a leading expert for companies under legal fire for environmental practices or product safety. He and his firm have also drawn the scrutiny of investigative journalists."

"Note to anyone who thinks planting trees is the bees’ knees: Grasslands are important, too."

"Local agencies often spray mosquito-killing pesticides in an effort to control West Nile virus. But it's not clear whether the significant health risks from the pesticides outweigh the comparatively low risks of West Nile."

"Throughout the 1980s, the company struggled to solve the carbon problem of one of the biggest gas fields in the world out of concern for climate impacts."

"New research from Johns Hopkins University suggests pregnant women living near fracking wells in Pennsylvania are more likely to give birth prematurely or have high risk pregnancies."