Groups advocating for clean water in Arizona are applauding an Environmental Protection Agency plan to limit toxic per- and polyfluoroalkyl substances known as PFAS in drinking water. The agency said its proposal will prevent thousands of deaths, as well as serious health impacts. John Rumpler, senior clean water director for the group Environment Arizona, called the proposal a "crucial step" to begin the process of cleaning up the nation s drinking water and preventing further contamination. .
Spring is almost here, but Wisconsin can t rule out the occasional snowstorm over the next few weeks, potentially resulting in more ice-melting products being used. Amid environmental concerns, a proposed bill aims to encourage training for applicators. This week, a state Senate committee heard testimony over a plan to create a voluntary de-icer certification program. .
Research conducted with airborne instruments shows the presence of salty, unfrozen groundwater in the bitterly cold rocks below the Antarctic surface. A new study detailing the findings suggests deep conduits for brine could exist throughout the Wright Valley in Antarctica’s McMurdo Dry Valleys, potentially connecting two of Earth’s saltiest bodies of water.