Living on Earth: January 16, 2015

Published: Jan. 16, 2015, 5 p.m.

Keeping Foods and the Climate Cool / Training Your Brain to Crave Healthy Foods / The Collapse of Western Civilization / Alaskan River Riches: Fly-fishing and Salmon Science / Crested Auklets Winter in the Bering Sea\nLearn more about your ad choices. Visit megaphone.fm/adchoices