| Class | Title | Offered | Units |
| ESP 001 | Environmental Analysis | Spring | 4 |
| ESP 010 | Current Issues in the Environment | Winter | 3 |
| ESP 010 D | Current Issues in the Environment-Discussion | Not Scheduled for 2008-09 | 1 |
| ESP 030 | World Ecosystems & Geography | Winter and Spring | 3 |
| ESP 030G | The Global Ecosystem: Laboratory/Discussion | Not Scheduled for 2008-09 | 2 |
| ESP 092 | Internship | Any Quarter | 1-12 |
| ESP 098 | Directed Group Study | Any Quarter | 1-5 |
| ESP 100 | General Ecology | Fall and Winter | 4 |
| ESP 101 | Human Ecology | Winter | 4 |
| ESP 102 | Cultural Ecology | Spring | 4 |
| ESP 105 | Evolution of Societies and Cultures | Spring | 4 |
| ESP 110 | Principles of Environmental Science | Winter | 4 |
| ESP 111 | Marine Environmental Issues | Summer Session | 1 |
| ESP 116G | The Oceans: Discussion | Cancelled Until Further Notice | 2 |
| ESP 116N | Oceanography | Winter | 3 |
| ESP 121 | Population Ecology | Winter 2009 | 4 |
| ESP 123 | Intro. To Field and Laboratory Methods in Ecology | Spring 2010 | 4 |
| ESP 124 | Marine and Coastal Field Ecology | Summer Session | 3 |
| ESP 125A | Field Ecology | Cancelled Until Further Notice | 4 |
| ESP 125B | Physiological Ecology | Cancelled Until Further Notice | 4 |
| ESP 125C | Applied Conservation Biology | Cancelled Until Further Notice | 4 |
| ESP 127 | Plant Conservation Biology | Winter | 4 |
| ESP 150A | Physical and Chemical Oceanography | Fall | 4 |
| ESP 150B | Geological Oceanography | Winter | 3 |
| ESP 150C | Biological Oceanography | Summer Session | 4 |
| ESP 151 | Limnology | Spring | 4 |
| ESP 151L | Limnology Laboratory | Spring | 3 |
| ESP 152 | Coastal Oceanography | Summer Session | 3 |
| ESP 155 | Wetland Ecology | Fall | 4 |
| ESP 155L | Wetland Ecology Laboratory | Fall | 3 |
| ESP 160 | Environmental Decision Making | Winter | 4 |
| ESP 161 | Environmental Law | Spring | 4 |
| ESP 162 | Environmental Policy | Winter | 4 |
| ESP 163 | Energy and Environmental Aspects of Transportation | Fall 2010 | 4 |
| ESP 164 | Ethical Issues in Environmental Policy | Spring | 3 |
| ESP 166 | Policy Making in Natural Resource Agencies | Cancelled Until Further Notice | 5 |
| ESP 167 | Energy Policy | Spring 2010 | 4 |
| ESP 168A | Methods of Envrionmental Policy Evaluation | Fall | 5 |
| ESP 168B | Methods of Enviromental Policy Analysis | Cancelled Until Further Notice | 4 |
| ESP 169 | Water Policy and Politics | Spring | 3 |
| ESP 170 | Conservation Biology Policy | Spring 2009 | 4 |
| ESP 171 | Urban and Regional Planning | Spring | 4 |
| ESP 172 | Public Lands Management | Fall | 4 |
| ESP 173 | Land Use and Growth Controls | Summer 2008 | 4 |
| ESP 175 | Natural Resource Economics | Spring | 4 |
| ESP 178 | Applied Research Methods | Winter | 4 |
| ESP 179 | Environmental Impact Reporting | Spring | 3 |
| ESP 179L | Environmental Impact Reporting w/Geographic Info | Cancelled Until Further Notice | 2 |
| ESP 190 | Workshops on Environmental Problems | Cancelled Until Further Notice | 1-8 |
| ESP 192 | Internship | Any Quarter | 1-12 |
| ESP 198 | Direct Group Study | Any Quarter | 1-5 |
| ESP 199 | Special Study for Advanced Undergraduates | Any Quarter | 1-5 |
| ESP 212A | Environmental Policy Analysis | Spring 2009 | 4 |
| ESP 212B | Environmental Policy Analysis: Evaluation | Spring 2010 | 4 |
| ESP 220 | Tropical Ecology | Spring 2010 | 3 |
| ESP 252 | Sustainable Transportation Technology and Policy | Spring 2009 | 3 |
| ESP 275 | Economic Analysis of Resource & Environmental Policies | Spring | 4 |
| ESP 278 | Research Methods in Environmental Policy | Spring 2010 | 3 |
| ESP 298 | Directed Group Study | Any Quarter | 1-5 |
| ESP 299 | Research | Any Quarter | 1-12 |