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Use Of Dendrochronology To Promote Understanding Of Environmental Change, Cynthia Stager Mccormick

LSU Doctoral Dissertations

The purpose of this research was to determine how dendrochronology can be used in an experiential unit to enhance high school students’ understanding of environmental change. Dendrochronology, the visual examination of tree ring cross sections provides opportunities to relate environmental change to growth patterns of trees and can be used to show the students both how scientists can investigate the past and how the environment can affect trees. Students engaged in a 10-day unit that employed a variety of constructivist learning activities to investigate environmental change, climate change, and tree growth. The culminating activity was student-created experiments that investigated various …