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Dr. Andrew Rypel Dr. Andrew Rypel

Applied Aquatic Ecologist: My favorite science experience is finding something totally unexpected that other people canít believe, but also canít argue with, because the data are so clear!
In this photo, I am using an increment (in krǝ mǝnt) borer to take a tree core.For more information on tree coring, see the sidebar on page 82.