You're likely familiar with WalkScore; have you heard of NatureScore? https://wapo.st/4aQ13ue
"Quantifying nature reveals unsettling truths — about how the densest neighborhoods are often bereft of nature, and about how the poorest city dwellers have the least access to the nature’s health benefits. But it could also help pinpoint which parts of our urban landscapes would benefit most from an infusion of nature."