"Gov. Jared Polis vetoed legislation on Friday that would have banned state incentives for projects to process waste through pyrolysis and gasification — techniques to break down plastics using heat applied in low-oxygen environments."

"On the worst days, when the backyard would flood and the toilet would gurgle and the smell of sewage hung thick in the air, Monica Arenas would flee to her mother-in-law’s home to use the bathroom or wash laundry."

"An unusual surge in flu viruses detected at wastewater treatment plants in California and other parts of the country is raising concerns among some experts that H5N1 bird flu may be spreading farther and faster than health officers initially thought."

"Beyond a chain-link fence topped with spiraled barbed wire, swaying coastal grasses conceal a cache of buried radioactive waste and toxic pesticides from a bygone chemical plant."

"It emerged as a powerful tool for public health officers during the COVID-19 pandemic, when it was used to gauge the prevalence of coronavirus in communities across the nation. But wastewater surveillance — the testing of sewage for signs of pathogens such as SARS-CoV-2, poliovirus and mpox virus — has yet to be employed in the tracking of H5N1 bird flu virus."

"Nevada Republican Senate candidate Sam Brown is under fire from Democrats for 2022 remarks in which he expressed support for plans to store federal nuclear waste at Yucca Mountain."

"The new rule builds on a landmark 2015 rule prohibiting coal ash from being permanently stored in places where it comes into contact with groundwater. This was meant to reform the widespread practice of creating so-called coal ash ponds where the toxin is stored in a wet slurry. While at that time the EPA only applied the rule to coal plants in active use, the new rule will require the cleanup of hundreds of “legacy” coal ash ponds."

"Excessive levels of PFAS have been detected at 80 percent of active and decommissioned military bases."

"Countries are for the first time considering restrictions on the global production of plastic – to reduce it by 40% in 15 years – in an attempt to protect human health and the environment."