Environment
- Thames Barrier - Protecting London From Flooding
- Whaling
- Carbon Dioxide
- Carbon Footprint
- Ozone and the Ozone Layer
- Gulf of Mexico Oil Spill
- Air Pollution
- Global Warming
- Endangered Tigers
- Mountain Gorillas - Endangered Primates in Eastern Africa
- Green Resolutions for a New Year
- The Copenhagen Climate Summit and Global Warming
- Climate Change Produces Yearlong Drought in Kenya
- Californians Make Energy from Waste
- The Delta Works - The Netherlands Fight Against the Sea
- Parks Instead of Cars For the World's Cities
- Polar Bears Are Becoming Smaller Because of Global Warming
- Chernobyl Still Endangers Animals