"Kathryn Sullivan has helped U.S. Navy sailors navigate — literally — through rough seas as an oceanographer in the Navy Reserves. As a NASA astronaut, she’s walked in space, the first American woman to step outside a spacecraft, 140 miles above Earth. These challenges are a world apart from what she’s now confronting in Washington as she leads an agency of federal scientists in the crosshairs of a powerful member of Congress."

"Douglas Tompkins, who made a fortune in retailing as the founder of The North Face and co-founder of Esprit and went on to become a major donor to conservation causes, has died in a kayaking accident in Chile. He was 72."

"Maria Valdenice Nukini believes it's her duty to protect her ancestral territory in northern Brazil and raise awareness of the role indigenous communities play in protecting nature."

"EBEYE, Marshall Islands — Linber Anej waded out in low tide to haul concrete chunks and metal scraps to shore and rebuild the makeshift sea wall in front of his home. The temporary barrier is no match for the rising seas that regularly flood the shacks and muddy streets with saltwater and raw sewage, but every day except Sunday, Mr. Anej joins a group of men and boys to haul the flotsam back into place."

"International leaders gathering in Paris to address global warming face increasing pressure to tackle the issue of 'climate refugees.' Some island nations are already looking to move their people to higher ground, even purchasing land elsewhere in preparation. In the U.S. Northwest, sea level rise is forcing a Native American tribe to consider abandoning lands it has inhabited for thousands of years."

"The Interior Department plans to cancel a long-suspended oil and gas drilling lease near Glacier National Park that's on land considered sacred to the Blackfoot tribes of the U.S. and Canada, according to court documents filed Monday."

"Candidates for the Democratic nomination for president are scrambling to show that they care about the coal miners and communities that are suffering due to the industry’s downturn."

"Chemicals in hair relaxers and other products can have dangerous side effects—especially for salon workers. But a number of groups are trying to change that."