There are lots of reasons to worry about climate change: rising temperatures, rising sea levels, devastating natural disasters. But in her new book, Not the End of the World, data scientist Hannah Ritchie says there's actually a lot of factors trending in the right direction, like declines in poverty rates and carbon emissions per capita. In today's episode, Ritchie speaks with NPR's Andrew Limbong about why it's important to reframe our thinking on the future of the planet, and how our decisions can actually make a difference. To listen to Book of the Day sponsor-free and support NPR's book coverage, sign up for Book of the Day+ at plus.npr.org/bookoftheday