When Autumn Leaves Start To Fall - a podcast by NPR

Botanist and founder of #BlackBotanistsWeek Tanisha Williams explains why some leaves change color during fall and what shorter days and colder temperatures have to do with it. Plus, a bit of listener mail from you! (Encore)

You can always reach the show by emailing shortwave@npr.org. We're also on Twitter @NPRShortWave!

Further episodes of Short Wave

Further podcasts by NPR

Website of NPR