"The U.S. Environmental Protection Agency is accepting public comments until June 29 on proposed revisions to emission standards for mining operations that process taconite, a low-grade iron ore."

"A bridge that crosses the Yellowstone River in Montana collapsed early Saturday, plunging portions of a freight train carrying hazardous materials into the rushing water below."

"Louisiana’s ability to regulate carbon capture injection wells went before the court of public opinion Wednesday as proponents and critics of the burgeoning industry sparred at the first day of a three-day public comment marathon on the state’s bid to wrest control of the wells from the federal government."

"An international organization of democracies chastised the US on Thursday for its outsize contribution to marine plastic litter."

"The chemical and manufacturing giant 3M reached a $10.3 billion settlement on Thursday with U.S. cities and towns over their claims that the company contaminated drinking water with so-called forever chemicals used in everything from firefighting foam to nonstick coatings."

"EPA proposes handing regulation of carbon storage to state officials in Louisiana. Activists fear the risks, and the chance it could perpetuate the fossil fuel industry."

"The EPA will likely need to revise its rationale for protecting Alaska’s Bristol Bay from the proposed Pebble Mine following the Supreme Court’s June ruling in a pivotal Clean Water Act case, but the mine is still unlikely to proceed, legal experts say."

"A century ago, a well-ventilated building was considered good medicine. But by the time Covid-19 arrived, our buildings could barely breathe. How did that happen? And how do we let the fresh air back in?"