"Everyone has looked up at the clouds and seen faces, animals, objects. Human brains are hardwired for this kind of whimsy. But some people – perhaps a surprising number – look to the sky and see government plots and wicked deeds written there. Conspiracy theorists say that contrails – long streaks of condensation left by aircraft – are actually chemtrails, clouds of chemical or biological agents dumped on the unsuspecting public for nefarious purposes. Different motives are ascribed, from weather control to mass poisoning."

"Two Northern California tribes announced Wednesday that they signed a treaty last month, committing to jointly restore the Eel River and its fish populations."

"Turkey has proposed jointly leading next year's U.N. climate summit with Australia, though the two sides have not yet reached an agreement and the discussions on the hosting standoff remain unresolved, Turkish diplomatic sources said."

"Countries are betting big on biofuels, but critics say it could deepen food insecurity and fuel new climate risks."

"A PFAS contamination crisis is continuing to plague a Maryland community as a plume of contaminated groundwater moves through the area, residents and their attorneys said this week."

"Nearly half a century ago, the U.S. Department of Energy launched a clean energy experiment beneath the University of Minnesota with a simple goal: storing hot water for months at a time in an aquifer several hundred feet below ground."

"A committee of expert advisers is calling for stronger environmental regulations to protect children from plastics and other harmful chemicals, despite a dissenting industry position claiming there is little evidence that plastic is toxic to children."

"New York just slammed the brakes on rules that would’ve prohibited fossil fuels in new homes and businesses."

"BHP is liable for the 2015 collapse of a dam in southeastern Brazil, London's High Court ruled on Friday, in a lawsuit the claimants' lawyers previously valued at up to 36 billion pounds ($48 billion)."