Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER — As you travel around Colorado to ...

If you liked this story, share it with other people. At the National Institute of Amazonian Research (INPA) in Manaus, Brazil, a framed exhibit of a massive dried leaf has been a local attraction for ...