"Thousands of Southern Californians fled their homes on Monday as a powerful rain storm that could cause flash floods and trigger mudslides soaked steep slopes where a series of intense wildfires burned off vegetation last month."

"Nearly everywhere you turn during this frigid stretch of winter, much of the world seems covered in a layer of salt aimed at keeping our roads drivable and sidewalks free of ice. All that salt is one reason — although not the only one — that many of the nation’s rivers and streams are becoming saltier, according to new research published Monday in the Proceedings of the National Academy of Sciences."

"An oil tanker that caught fire after colliding with a freighter off China's east coast is at risk of exploding and sinking, Chinese state media reported Monday, as authorities from three countries struggled to find its 32 missing crew members and contain oil spewing from the blazing wreck."

"In a vicious cycle California knows too well, parts of the state scarred by recent wildfires now face an elevated risk of flash floods and debris flow."

"APALACHICOLA, Fla. — Reminders of the oyster’s pre-eminence in this slice of northwestern Florida are everywhere, from the shells that line the edges of downtown buildings to the paintings of oysters that dot the walls of Apalachicola’s art and history museum."

As Hurricane Harvey dumped record rains on the Houston area, nature ruled and man reacte. Harvey was Houston's reckoning.

"The Trump administration’s proposal to allow offshore oil and natural-gas drilling in federal waters off the Atlantic Coast could make 2018 an even tougher election year for Republicans in coastal states."

"Citing a 'long-term systemic failure' at the California Department of Water Resources, independent forensic investigators released their final report Friday on the nearly-catastrophic emergency last February at Oroville Dam."

"The Great Barrier Reef is literally being eaten alive. Deadly starfish are feasting on parts of the world’s largest reef system, which is already threatened by rising ocean temperatures, the Great Barrier Reef Marine Park Authority said on Friday."

"A new threat to New England's shellfish industry seems to be establishing itself more firmly, and regulators are trying to stay ahead of potentially deadly blooms of toxic algae that may be driven by climate change."