"The Federal Energy Regulatory Commission granted approval on Tuesday to Equitrans Midstream Corp. to start operations at its Mountain Valley Pipeline, the final hurdle for the controversial natural gas project that had draw sharp opposition from environmental activists."

"African elephants call each other and respond to individual names — something that few wild animals do, according to new research published Monday."

"In unincorporated Marion County, around 800 to 900 households—approximately 40 percent of all homes—do not have access to public drinking water, according to government estimates, a figure one water expert called “staggering.”"

"The Environmental Defense Fund, entering controversial territory, will spend millions of dollars examining the impact of reflecting sunlight into space as global warming worsens."

"Outside the steps of her South Bronx apartment, Jill Hanson is thinking about the lack of green spaces as another hot summer descends upon New York City. Her neighborhood, Mott Haven, is among 80 communities considered highly threatened by humidity and high temperatures under a new Heat Vulnerability Index developed by Columbia University and the city’s Department of Health and Mental Hygiene."

"City officials are taking their first public step toward cleaning up hazardous waste in a popular park after a local graduate student last year called out a 45-year comedy of errors by federal, state and local agencies that allowed the dumped drums and chemicals to escape remediation."

"A federal circuit court has upheld a recent prohibition on helicopter tours over Mount Rushmore National Memorial and Badlands National Park in South Dakota, rejecting motions from aircraft companies to repeal the ban."

"Every time you take a breath, you could be inhaling microplastics."