Sometimes even when you live through something, it can be hard to see it for what it is. Reporter Katie Worth has a story about a 7th-grader in that position.
Senior Editor David Kestenbaum talks with a different kind of advocacy group: animal scientists doing their best to save a particular species before it winks out of existence. (16 minutes)
Is it possible for the U.S. to reach the goals set by the Paris Agreement? What steps would we have to take to cut emissions by 50% by 2030? We challenge climate researcher Melissa Lott to get us to that number. (11 minutes)