Curated OER
Classroom Aquaponics: Exploring Nitrogen Cycling in a Closed System
Students investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...
Curated OER
Campus Nitrogen Budget
Students are given guidelines to college level nitrogen budgeting. Students brainstorm the campus links to nitrogen budget. Students pick topics or subtopics for individual or group research. Students develop research plan, keep good...
Curated OER
Biological Sciences
Students examine biodiversity and interrelatedness concepts. In this ecology activity students go on a field trip and fill out a data sheet.
Curated OER
Runoff with Chunky the Chicken
Students are introduced to the on-farm nutrient cycle, which explains feed to manure, to soil, and back to the feed. They are introduced to the generation of runoff during rainstorms, and the contents of runoff water are more than water...
Curated OER
Hopper Hunt: IPM Decision-making in Alfalfa
Learners describe migrations and life cycle pattersn of a key alfalfa pest, the Porato Leafhopper. They define the Economic Inquiry Level and Economic Threshold. Students evaluate data in relation to profit as it applies to IPM. They...
Curated OER
Composting
Using 2-liter bottles, junior ecologists create composting tubes in which they place nitrogen-rich and carbon-rich materials. They observe what changes occur over two weeks' time. Provide more specific direction to your class as to what...
Curated OER
Solid Waste Recycling
Students seek scientific and technological solutions to envrionmental problems. They record class activities in a journal. They identify relationships among living things and their environments.
Curated OER
Water Retention and Soil Variation in Local Ecosystems
Students identify the differences in local soil types and the relationship between soil size and water retention. They are introduced to microenvironmental conditions in ecosystem sustainability.