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Bioregion Discipline

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How Many Plants Make a Future? The Carbon Dioxide Challenge
Rus Higley, Highline Community College Marine Science and Technology Center, Vanessa Hunt and Timothy Sorey, Central Washington University
This activity focuses on the role of photosynthesis in a sustainable future. Students explore the effect of photosynthesis and respiration in a 'closed systems' containing plankton, marine plants, and fish. By calculating carbon dioxide uptake and production in these systems, they predict a plant: animal ratio sufficient to maintain a system in carbon dioxide 'balance' for one hour.

Bioregion Discipline: Environmental Studies, Chemistry, Biology, Mathematics
Bioregion Topical Vocabulary: Climate Change, Ecosystem Health, Sustainability Concepts & Practices

Skeleton Keys: Bonified Biology
J. Brian Hauge, Peninsula College
This series of exercises focuses on: the importance of observation in science; the proper use of scientific terminology and writing; the interrelationships between anatomy and position in a food web or energy pyramid; the biology of exotic species; toxins in the environment; animal use; and, the evolutionary significance of each of these topics.

Bioregion Discipline: Biology, Environmental Studies
Bioregion Topical Vocabulary: Social & Environmental Justice, Pollution & Waste, Food Systems & Agriculture, Ecosystem Health

Evergreen State College