"After years of urging state and federal authorities to reduce harmful chemical emissions from the Denka Performance Elastomer manufacturing plant in Reserve [La.], a St. John the Baptist Parish group is seeking help from an international human rights commission."

"A significant part of the Greenland ice sheet is on the brink of a tipping point, after which accelerated melting would become inevitable even if global heating was halted, according to new research."

"It’s calving season and all across the West ranchers are watching the sizes of their herds grow. It’s also the beginning of a new season on most ranches, but in the midst of a historic, persistent drought, a growing herd brings difficult questions."

"The scene at Pahokee marina on Lake Okeechobee last week was a warning sign: A thick mat of algae in various shades of green, brown, gray and fluorescent blue covered the area around boat slips. In some spots, the gunk was so dense it stuck out 2 inches above the water."