Curated OER
Selecting Soil Organisms in Compost
Students demonstrate that many of the enzyme systems needed to break down--and therefore clean up-society's wastes already exist in nature among the decomposers. They select the best starch-munching organisms by altering the environment...
Science Education Resource Center at Carleton College
Serc: Bottle Biology
This activity book explores science and the environment through soda bottles and other recyclable materials. Sections include bottle basics, decomposition column, kimchee (fermentation), soil meditations, predator-prey column, TerrAqua...