The red tide that’s killing marine life along 130 miles of Florida’s coast may soon merge with a “brown tide” caused by a different photosynthetic organism.  

Off the coast of South Carolina, divers discover an 85-mile-long reef with “mountains” of coral a half mile deep. 

California’s legislature votes to require 100 percent clean energy by 2045.

Based on a new study, Puerto Rico raises its official death toll for Hurricane Maria from 64 to 2,975.

Trump’s EPA is reconsidering stringent Obama-era limits on the amount of mercury, a potent neurotoxin, that can be released by coal-fired power plants.  

Air pollution can reduce the energy output of photovoltaic solar panels by up to 12 percent.  

A Canadian court nullifies construction and operation approvals for the 700-mile, government-backed Trans Mountain oil pipeline, saying that government had failed to consider the consequences of increased tanker traffic off the British Columbia coast and had not adequately consulted affected First Nations.  

Volkswagen says it will reduce the use of the sonic “hail cannons” it uses to protect cars parked outside its assembly plant in Puebla, Mexico, from storm damage. Local farmers claimed the cannons were causing a drought and ruining their crops.

Low waters in central Europe’s Elbe River reveal “hunger stones,” carved boulders commemorating droughts dating back to 1616. One says “When you see me, weep.” 

A new study finds that large exo-planets are likely to be rich in water.

Tidal flooding linked to climate change has reduced the value of 820,000 homes on the Atlantic Coast by $14.1 billion. 

The oil and gas industry in Texas wants taxpayers to pay $12 billion for a seawall on the Gulf Coast to protect it from the climate change it helped to bring about.

Downey Magallanes, the Interior Department official who was instrumental in reducing the size of two national monuments in Utah to allow greater access by oil and gas drillers, leaves government service to take a job at energy giant BP. 

A Pennsylvania court says that the state can’t give extra scrutiny to gas drilling proposals just because they’re on schoolyards and playgrounds. 

West Virginia’s supreme court, invoking the state’s “sore loser law,” refuses to allow former coal executive Don Blankenship to run for Senate on a third-party ticket after his loss in the Republican primary. 

The Breton village of Landévennec bans swimming off its beaches after bathers are harassed by a sexually frustrated dolphin.

Russia bans the San Francisco–based environmental group Pacific Environment as “undesirable.”  

Traces of DNA from extinct cave bears remain in the genomes of modern grizzly bears.