Where do the autumn colors in leaves come from? Why do the leaves fall from the tree? Why do leaves turn brown?

 

References

• Rüdiger Blume, Warum wird im Herbst das Laub bunt und braun?, Prof. Blumes Bildungsserver für Chemie 2003.
  (accessed September 16, 2020)

 

Also of Interest

	Clever Picture: Chemistry of An Earthworm Earthworms and their chemical effects on ecology
	Colors in the Prehistoric and Archaic Era Chemistry of the intense colors many ancient works of art like ceramic figurines, statues, and temples were decorated with