I. Earth Systems and Resources (10-15%)

A. Earth Science Concepts

B. The Atmosphere

II. The Living World (10-15%)

A. Ecosystem Structure

B. Energy Flow

C. Ecosystem Diversity

D. Natural Ecosystem Change

E. Natural Biogeochemical Cycles

III. Population (10-15%)

A. Population Biology Concepts

B. Human Population

C. Ecosystem Diversity

D. Natural Ecosystem Change

E. Natural Biogeochemical Cycles

IV. Land and Water Use (10-15%)

A. Agriculture

B. Forestry

C.Rangelands

D. Other Land Use

E. Mining

V. Energy Resources and Consumption (10-15%)

A. Energy Concepts

B. Energy Consumption

C. Fossil Fuel Resources and Use<

D. Nuclear Energy

E. Hydroelectric power

F. Energy Conservation

G. Renewable Energy

VI. Pollution (25-30%)

A. Pollution Types

1. Air Pollution

2. Noise Pollution

3. Water Pollution

4. Solid Waste

B. Impacts on the Environment and Health

1. Hazards to Human Health

2. Hazardous chemical in the Environment

C. Environmental Impacts

VII. Global Change (10-15%)

A. Stratospheric Ozone

B. Global Warming

C. Loss of Biodiversity