A rock climber high on the iconic granite walls of Yosemite Valley. River rafters floating the Colorado River as it runs through the Grand Canyon. A solar powered radio antenna array attached to the spillway of a former dam in Olympic National Park. What do these things have in common? They are all parts of exciting new ways USGS and National Park Service scientists have been
Fish species on the Elwha River are coming back now that dams that once blocked the river have been removed, but river restoration is still in its infancy, according to Sam Brenkman, chief fisheries biologist with Olympic National Park.
PORT ANGELES, Wash. Mel Elofson thought of his ancestors when he spotted a chinook salmon swimming past the old Glines Canyon Dam site on the Elwha River here.