Key concept: The largest cities on the planet are home to millions of humans, but there is still plenty of nature to discover and appreciate in these urban habitats… if you know where to look. Urban botanist Marielle Anzelone is the guest expert on this episode of “Plants are Cool, Too!”

Associated HuffPost blog entry:

Hosted by Chris Martine, Bucknell University.

Producers C. Martine, Paul Frederick, Tim Kramer. Shot and edited by P. Frederick.

With Spanish subtitles.