By Caroline Hemphill, EOS Dozens of atmospheric rivers, superconcentrated channels of water in the sky, dumped staggering amounts of rain and snow on the U.S. West Coast in late 2022 and early 2023. The intense, long-lasting storms caused more than...
By Alastair Bland Federal wildlife officials formally listed the San Francisco Estuary longfin smelt as an endangered species in July. Whether the action is a first step toward recovery or just an administrative milestone on the path to extinction is...
Flood risk is one of the most pressing threats to the Sacramento-San Joaquin Delta. The Delta’s 1,100 miles of levees protect highly productive agriculture, recreational assets, habitats for sensitive species, utility and road infrastructure, freshwater for export, and navigation. However,...
Floating wetlands sound like something straight out of a fairy tale, fanciful landscapes where the laws of nature are suspended. But these buoyant mats of peat and tall, spiky marsh plants called tules are very real. That said, floating wetlands...
By Sarah Whichello, Oak Ridge Associated Universities Research Participant with EPA. Estuaries are waterbodies where freshwater from the uplands mixes...
Dense populations, aerosols, and cities’ tendency to raise temperatures contribute to higher levels of precipitation in urban areas than in surrounding rural areas. By Carolyn Wilke, EOS Buildings and vast stretches of pavement in dense cities trap and generate heat,...