The Margerie Glacier, one of many glaciers that make up Alaska’s Glacier Bay National Park.

Climate scientist Zachary Brown has studied how warming and sea ice loss are impacting the polar regions. Now, he’s shifted his work on climate change to education and activism. Brown and Sitka Conservation Society’s Heather Bauscher spoke with KCAW’s Morning Host Erin Fulton about a talk where Brown offered solutions to tackling climate change.