"Opponents of the Pebble Mine lost one of their lawsuits Friday, when a federal court judge ruled against them."

"Critics of the Trump administration fired their opening shots last week in a legal brawl over EPA's rollback of power plant emissions standards."

"The people who cleaned up the 200 million-gallon Deepwater Horizon oil spill say they are still dealing with the health and economic fallout."

"Environment Canada was told that selenium pollution emanating from a string of coal mines in B.C.’s southeast corner could lead to reproductive failure and ‘a total population collapse’ of sensitive species like the westslope cutthroat trout". "The adult population of genetically unique westslope cutthroat trout in a river in B.C.’s Kootenay region dropped by 93 per cent this past fall compared with 2017 levels, according to a monitoring report from Teck Resources."

"A federal judge yesterday [Wednesday] blocked a key federal approval process that allowed Keystone XL and other pipelines to cross waterways, just as developers are beginning construction on the controversial oil project."

"EPA Administrator Andrew Wheeler today proposed leaving national soot standards unchanged at least through the middle of the next decade as he questioned the reliability of scientific research suggesting that tighter limits are needed to save lives."

"Companies unable to get outside contractors to verify the accuracy of air emissions monitoring data because of the pandemic would be able to delay some tests under an EPA rule now under review."

"Climate change means more floods, which overwhelm urban sewers and send raw sewage into rivers and streams. Philadelphia is aiming to capture rainwater before it flows into city drains."

"The Environmental Protection Agency (EPA) on Friday announced that the cleanup of hazardous waste sites and other pollution spills may be slowed or paused during the coronavirus outbreak."