"The Mariana Trench in the northern Pacific is the deepest part of the world's oceans. You might think a place that remote would be untouched by human activity. But the Mariana Trench is polluted."

"Tens of thousands of Californians faced an indefinite stay in shelters as engineers worked for a second day on Tuesday to fix the United States' tallest dam before more storms sweep the region."

"In 2015, in a moment of science communication genius, NASA created a mission called “OMG.” The acronym basically ensured that a new scientific mission — measuring how quickly the Oceans are Melting Greenland — would get maximum press attention."

"Joe Pizarchik spent more than seven years working on a regulation to protect streams from mountaintop removal coal mining. It took Congress 25 hours to kill it."

"A year after tens of thousands of common murres, an abundant North Pacific seabird, starved and washed ashore on beaches from California to Alaska, researchers have pinned the cause to unusually warm ocean temperatures that affected the tiny fish they eat."

"Authorities said late Sunday that they had issued evacuation warnings to 188,000 people because of concerns over damage to spillways at the Oroville Dam, but said there were no concerns about looting or problems associated with the move."

"All those strange sea monster sightings in days of yore? This may be the best explanation yet."

"In public comments following the pipeline company's $61 million fine and billion-dollar cleanup, few believe the money serves as a deterrent to the industry."

"Construction crews have resumed work on the final segment of the Dakota Access pipeline, and the developer of the long-delayed project said Thursday that the full system could be operational within three months. Meanwhile, an American Indian tribe filed a legal challenge to block the work and protect its water supply."

"Thousands of years ago, every lake was like Great Bear Lake. So pure you could lower a cup into the water and drink it. So beautiful that people composed love songs to it. So mysterious that many believed it was alive. Today, of the 10 largest lakes in the world, it is the last one that remains essentially primeval."