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In this unit, students investigate temperature cycles, tree rings, CO2 records, and the effects of CO2 on temperature, precipitation and cloud cover to determine the impacts of changing climate on forests. After gathering and analyzing local data,... (View More)

Students are introduced to the carbon cycle through discussion, modeling and a game. Students then complete activities and investigations on Greenhouse gasses, photosynthesis, cellular respiration and ecosystem services (functions and values of... (View More)

In this field activity, students document examine the role of a tree in its ecosystem and as part of the environment in a human community. Students measure the tree's dimensions, examine co-residing organisms, leaf litter, and soil, and research the... (View More)