"The city of Houston, the Environmental Protection Agency and an environmental advocacy group are investigating a potentially hazardous plume of a carcinogenic substance in one neighborhood after a nearby oil refiner reported its operations suffered hurricane-related damage."

"There was no shortage of red flags at Oroville Dam. It was a matter of knowing where to look."

"Hurricane Irma, packing winds of 185 m.p.h., made landfall in Barbuda, an island of about 2,000 people, around 2 a.m. Eastern on Wednesday, the National Hurricane Center said."

"The Elwha River starts at Dodwell-Rixon Pass, a high crack in Washington’s Olympic Mountains. There, a hiker who crossed would find the Elwha Snowfinger, formed by heavy winter storms and the avalanches that pour off the surrounding mountainsides."

"WASHINGTON, D.C. – When Ceon Dubose Palmore got thirsty at school, an administrator had to escort the 15-year-old past trash-bag-covered fountains to a faucet two floors down."

"HIGHLANDS, Texas -- Floodwaters have inundated at least seven highly contaminated toxic waste sites near Houston, raising concerns that the pollution there might spread."

"Officials in Houston are just beginning to grapple with the health and environmental risks that lurk in the waters dumped by Hurricane Harvey, a stew of toxic chemicals, sewage, debris and waste that still floods much of the city."

"Hurricane Harvey has highlighted a climate debate that had mostly stayed out of public view -- a debate that’s separate from the battle over greenhouse gas emissions, but more consequential to the lives of many Americans. At the core of that fight is whether the U.S. should respond to the growing threat of extreme weather by changing how and, even where, homes are built."

"The $1.7 billion Superfund cleanup of the Hudson River is not protecting the public’s health and the river as initially promised, New York’s environmental commissioner contended Wednesday."

"Gov. Rick Snyder on Wednesday ordered an accelerated and “aggressive” review of Enbridge Energy operations and maintenance procedures after the company revealed that at least two areas on twin pipelines running under the Straits of Mackinac are missing enamel coating."