Beyond The Weather 05-05-23 Beyond The Weather KUAC | By Dan Bross, Rick Thoman Published May 8, 2023 at 3:28 AM AKDT Facebook Twitter LinkedIn Email Listen • 1:59 Nenana Ice Classic The clock that records the official break up time of the Tanana River ice at Nenana KUAC's Dan Bross talks with Alaska Center for Climate Assessment and Policy climate specialist Rick Thoman about breakup of the Tanana River ice at Nenana and greenup of trees on Chena Ridge in Fairbanks.