| Forest Preservation | Minnesota State University, Mankato | Images | Sources | Online |
| Earth Day, Today and Every Day | Augustana College, SD | Images | Sources | Online |
| Earth Day, Every Day | University of South Alabama | Images | Sources | Online |
| Handle With Care | Minnesota State University, Mankato | Images | Sources | Online |
| Exploring Energy Alternatives | Augustana College, SD | Images | Sources | Online |
| Energy Conservation | St. Mary's University, TX | Images | Sources | Online |
| Fuel Efficiency | Michigan State University | Images | Sources | Online |
| Looking At Alternatives | Minnesota State University, Mankato | Images | Sources | Online |
| Earth Day | South Dakota State University | Images | Sources | Online |
| "Green" Resources; celebrating Earth Day | Minnesota State University, Mankato | Images | Sources | Online |
