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 Investigator Slideshow 
4 images in this album
 Gallery: SI Gallery navigate UP 
       
Sugar maple leaves
Sugar maple leaves
Viewed: 316 times.
Sugar maple leaf
Sugar maple leaf
Viewed: 283 times.
This photo shows how the scientists used a scanner to determine the amount of color in the leaves.
This photo shows how the scientists used a scanner to determine the amount of color in the leaves.
Viewed: 309 times.
Leaves changing color in the fall
Leaves changing color in the fall
Viewed: 298 times.
       
 Gallery: SI Gallery navigate UP