"Mayor Jim Kenney kicked off a recent briefing on Philadelphia’s coronavirus response with an unusual request for residents: Be careful what you flush."

"A federal judge has ordered President Donald Trump's administration to update its oil spill response plans and potentially limit the use of the chemical dispersants that were heavily used during the BP Deepwater Horizon oil disaster."

"From Washington to Los Angeles, the scene has become eerily mundane in the last week: The soft thud of a tear gas canister landing on pavement, followed by a billow of white smoke enveloping a throng of fleeing demonstrators."

"Russia’s state fishing agency said on Tuesday an Arctic river would need decades to recover after 20,000 tonnes of oil products spilled out of a power station in the industrial city of Norilsk last week."

"A reddish-brown patina has overtaken the Mid-Chesapeake Bay and several Maryland rivers that feed into the estuary. A stench hangs in the air in some places, and fish are dying by the thousands. Yep, the mahogany tide is back."

"Fossil fuel companies going bankrupt in the wake of the Covid-19 pandemic are expected to leave behind thousands of abandoned oil and gas wells, and some congressional Democrats are calling for a federal program to ensure they’re cleaned up."

"The Environmental Protection Agency (EPA) on Friday finalized a rule to control leaks of a type of pollution from industrial equipment, though critics argued the agency did not go far enough."

"Though shuttered for a year, a Western Maryland paper mill’s byproducts continue to pollute the Potomac River, Maryland Attorney General Brian Frosh charged in a federal lawsuit."