"With Tropical Storm Harvey dumping record rainfall on Houston, the U.S. Army Corps of Engineers faced a dilemma as water volumes rose to perilous levels in its two reservoirs west of the city center."

"Climate scientists, who specialize in thinking about the Earth system as a whole, are often reticent to link any one weather event to global climate change. But they say that aspects of the case of Hurricane Harvey—and the recent history of tropical cyclones worldwide—suggest global warming is making a bad situation worse."

"Regularly inundated by floodwaters ever since its settlement in the mid-1800s, Houston looked on warily even before Harvey roared ashore. In Houston, the chronic deluges that have repeatedly swamped its neighborhoods are getting worse and more costly — not just for locals, but for federal taxpayers."

"Around 13 million people are under flood watches and warnings stretching from Corpus Christi to New Orleans as the remnants of Hurricane Harvey menace the already drenched Texas and Louisiana."

"The Lummi Nation declared a state of emergency Thursday after a weekend spill of Atlantic salmon from a fish farm in San Juan waters."

"The fate of a mine near headwaters of a sacred river hinges on a wetlands permit; the tribe wants tougher federal standards to apply—not looser state ones."

"Harvey continued to intensify as it steered for the Texas coast, with the forecasters saying early Friday that it had strengthened to a Category 2 storm."

"Research finds endangered Antarctic blue, fin and southern right whales struggling to recover despite hunting bans".

"A decades-long effort to clean up the Chesapeake Bay, the nation's largest estuary, is showing signs of success. But scientists now say progress could be hindered by a hydroelectric dam, located on the Susquehanna River in northern Maryland."

"When diving in the Gulf of Maine a few years back, Jennifer Dijkstra expected to be swimming through a flowing kelp forest that had long served as a nursery and food for juvenile fish and lobster. But Dijkstra, a University of New Hampshire marine biologist, saw only a patchy seafloor before her."