Greater Boston takes a look back at the major stories of the year. In this segment: a review of the impending climate crisis, a growing global movement to fight it, and the young people leading the charge.

Jim Braude was joined by Jennifer Braceras, a conservative guest columnist for The Boston Globe and director of the Independent Women’s Law Center, Shannon O’Brien, former state treasurer and former Democratic gubernatorial candidate, and Tina Opie, associate professor, Babson College.