We use cookies to ensure that our site works efficiently, as well as for advertising purposes. If you do not wish to have your information used in this way, you can modify your browser settings before continuing your visit.
Please ensure JavaScript is enabled.
A look at the physiology of leaves, using the maple leaf as an example.
The Maple Leaf, J.V. Durden, provided by the National Film Board of Canada
Enjoy the NFB experience on your favourite device