Making Waves, Episode 20 — 12:12 minutes

March 13, 2009 — Twenty years ago this month, nearly 11 million gallons of crude oil spilled into Alaska's Prince William Sound after the oil tanker Exxon Valdez grounded on a reef. Join us in this special podcast as we talk with Dr. Alan Mearns, senior staff scientist with NOAA's Office of Response and Restoration.