Energy, Government, and Defense magazines
- Important Names and Addresses
- In Harm's Way: Hurricanes, Population Trends and Environmental Change
- Indian Schoolgirl Urges People to Drink Natural Beverages
- Industrial Pollution
- Industrial Water Use
- Industrialization in Emerging Economies
- Industry (Private Action and Initiatives)
- Infectious Disease and Climate Change
- Inland Fisheries
- Insecticide Use
- International Environmental Law
- Introduction
- IPCC 2007 Report
- IPCC Climate Change 2007 Report
- IPCC Climate Change 2007 Report: Criticism
- IPCC Climate Change 2007 Report: Impacts, Adaptation and Vulnerability
- IPCC Climate Change 2007 Report: Mitigation of Climate Change
- IPCC Climate Change 2007 Report: Physical Science Basis
- Iron Fertilization
- Iron Fertilization