Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are food factories for the tree. Powered by sunlight, the green ...
Most of us enjoy the beautiful colors of fall, but not everyone may know what causes leaves to change.There are three colors or pigments naturally produced in leaf cells: green from chlorophyll, ...
Wherever trees grow, sooner or later their leaves get wet. For trees in wet environments, this can be a problem if films of water cover their stomata. These tiny pores allow carbon dioxide to enter ...
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