EarthFix Podcast: orcas, wave energy, dairy pollution and more

EarthFix show

Summary: Take a ride with scientists as they try to unlock the secret underwater lives of Puget Sound's orcas, and find out how ship traffic might be affecting whale behavior. We've also got updates on wave power developments, coal exports, water pollution from dairy farms - and more! See more at <a href="">EarthFix</a>.