What Will Earth Look Like in 2050 Without Climate Action?

Christiana Figueres, the architect of the 2015 Paris Agreement, has dedicated her life to climate policy. In her new book "The Future We Choose," she urges us to harness our technological, political and economic potential to create long-term solutions. In the face of the very real threat climate change poses to our planet, Figueres tells contributor Sheelah Kolhatkar why she doesn’t lose hope.