 Living on Earth is sponsored by you, our listeners, and Jan Kleiger, who adopted Delaware Public Media's Living on Earth. Do you have a favorite program you'd like to adopt? Call 302-857-7096 or go to DelawarePublic.org. It's Living on Earth. I'm Ainsley O'Neill. And I'm Jenny Doering. Green spaces tend to be harder to come by in communities of color, one of the many consequences of redlining, the racist practice of denying mortgages to black families.