"Los Angeles County sued Monsanto Co on Thursday, seeking to force the unit of Germany’s Bayer AG to help pay for reducing PCB contamination in dozens of bodies of water."

"New Hampshire has sued eight companies including 3M and the DuPont Co. for damage it says has been caused by a class of potentially toxic chemicals found in pizza boxes, fast-food wrappers and drinking water."

"An aggressive push by Congress to pass bipartisan legislation addressing cancer-causing chemicals that are leaching into the water supply is setting the stage for a fight with the Trump administration."

"EPA wants to allow perchlorate in drinking water to reach concentrations 10 times higher than standards set by states and three times higher than the agency's own reference level."

"In early 2016, the US Environmental Protection Agency set an immediate goal to reduce the number of animals used to test the toxicity of pesticides. The agency claims that it is making significant progress toward meeting that goal, but manufacturers are still using tens of thousands of laboratory animals each year to demonstrate that new pesticides entering the US marketplace meet safety standards."

"The Environmental Protection Agency has canceled registration of a dozen pesticides, from a class of chemicals known to harm bees. The cancellations are effective as of May 20 for 12 neonicotinoid-based products produced by Syngenta, Valent, and Bayer."

"The Chesapeake Bay’s recovery took a step back in 2018, but the estuary retained its “C” grade on an annual report card from the University of Maryland Center for Environmental Science."