Environment Washington and other coastal states seek to limit seawall construction Protective structures can help save properties from erosion, but by blocking the natural flow of sand and sediment, they can accelerate erosion elsewhere. by Alex Brown Stateline / November 5, 2021
Environment To fix salmon streams, leave it to beavers Watch how scientists trap, rehabilitate and relocate beavers from suburban ponds to mountain streams. by Sarah Hoffman / November 26, 2018
