It's possible the speed-up means rapid failure of the slope may be ahead, which could send the mass of land crashing into the water below. That could, in turn, create a tsunami in nearby fjords and bays as well as inundation, dangerous waves and currents in the community of Whittier — a risk scientists first warned about in 2020. The steep slope is located in the Barry Arm fjord, in a narrow stretch of water in Prince William Sound. It's located 30 miles northeast of Whittier. Dennis Staley, a research physical scientist at the U.S. Geological Survey who leads the...