"Researchers solve mystery of why southern hemisphere whales switch suddenly but in north it is gradual".

"The Environmental Protection Agency (EPA) announced on Wednesday that it will propose a rule to set the first-ever limits on the amount of chemicals called PFAS can be discharged."

"An oil spill unleashed by Hurricane Ida is highlighting longstanding concerns about the more than 18,000 miles of decommissioned pipelines that still snake through the Gulf of Mexico, even though they no longer transport crude and natural gas."

"President Biden warned Americans on Tuesday that Hurricane Ida’s lethal destruction was the sure sign of a nation and world “in peril” from climate change and said drastic action would be needed to prevent extreme weather patterns from worsening."

"A major maritime industry association on Monday backed plans for a global surcharge on carbon emissions from shipping to help fund the sector’s shift toward climate-friendly fuels."

"The North Platte River in southern Wyoming has been so low in places lately that a toddler could easily wade across and thick mats of olive-green algae grow in the lazy current."

"A massive flood protection system built around New Orleans helped save it from flooding during Hurricane Ida. Surrounding communities, which weren’t so lucky, want their own system."

"The U.S. Coast Guard said on Monday it was investigating nearly 350 reports of oil spills in and along the U.S. Gulf of Mexico in the wake of Hurricane Ida."

"President Joe Biden will visit New York and New Jersey on Tuesday to view the destruction wrought by last week's Hurricane Ida, which has left at least 57 dead and four missing in the eastern United States."

"Some Hurricane Ida survivors may have no choice but to leave. Sooner or later, people across the country will be in the same bind."