This is a male Jackson’s chameleon (Trioceros jacksonii) climbing up a tree branch. You can see its heavily lidded eye (1); zygodactylous feet (2), with toes arranged in bundles of twos and threes ...

Unraveling the carbon sequestration in trees and its potential improvement to mitigate climate change requires knowledge from and interaction between many branches of science and society.

Angela McDonnell, a St. Cloud State University biology professor specializing in plants, said the variation across years and within one season can be very harmful for the farmed trees. "Plants that ...