"The Trump administration Monday finalized the rollback of a major fuel economy standard for cars and trucks, a move critics say will cause more climate-warming pollution, human health problems and higher fuel costs for consumers."

"A proposal to find new water for the Southwest by using desalinated ocean water from Mexico faces difficult odds as what remains of the waning Colorado River is legally contested by its surrounding states."

"Metal mixtures found in the leftover smoke, ash and debris from the deadly 2023 Maui wildfires were harmful to the lung health of people living nearby long after the burning ended, a new study says."

"The extreme heat scientists have warned about for decades came to Europe again this summer, killing at least 30,000 people like a silent, invisible plague. It came for poor people, the very young and very old, and those suffering from debilitating conditions."