The Biosphere

• The Carbon Cycle
     Model   WebSim   CompLitSim
• The Water Cycle Model

Interdependence of Organisms

• Population Dynamics
     Model   WebSim   CompLitSim
• Natural Selection and the Peppered Moth
     Model   WebSim

Human Impact on the Earth

• Watershed Management
• The Great Waste Debate

Action Projects

• Black Bears in Garrett County
• Global Warming and the Carbon Cycle