"Coral reefs, the delicate marine environments threatened by global warming, are also suffering huge damage from rats, a new scientific study says."

"Venice was inundated by an exceptional high tide Monday, putting three-quarters of the famed Italian lagoon city under water as large swathes of the rest of Italy experienced flooding and heavy winds that toppled trees and other objects, killing six people."

"A western Michigan school has begun distributing bottled water after state environmental officials said it had elevated levels of toxic industrial chemicals."

"Scientists say West Coast waters now have a hypoxia season, or dead-zone season, just like the wildfire season."

"The United Nations shipping agency pushed back this week on any phased entry for tougher marine fuel rules and further tightened regulations that will come into force in 2020."

"The Trump administration unlawfully withdrew a plan to limit the number of whales, turtles and other marine creatures permitted to be inadvertently killed or harmed by drift gillnets used to catch swordfish off California, a federal judge has ruled."

"While unusually poor returns of sockeye salmon plagued most other Alaskan waterways, state regulators are calling Bristol Bay "one of the bright spots" this season, with 42 million of the 50 million sockeye caught across the state coming from the watershed."

"Oregon Gov. Kate Brown issued an executive order Thursday blocking offshore drilling, joining several other states trying to shield themselves from the Trump administration's plan to drill for oil and gas off the U.S. coast."

"Interior Department officials announced their approval Wednesday of a company’s plan to drill for oil six miles off the Alaskan coast in the shallow waters of the Beaufort Sea."

"An advocacy group is asking EPA to collect more data on lead in drinking water following the agency's continual delay in revamping its Lead and Copper Rule."