Ecosystems

• Caves
• Deserts
• Forests and Rainforests
• Grasslands, Prairies and Steppes

• Mountains
• Oceans
• Wetlands

• Aquatic Ecology@
• Restoration Ecology@

• Kids and Teens: Science and Math: Science: The Earth: Biomes 
• Society: Issues: Environmental: Conservation and Endangered Species: Ecosystems and Habitats 

• Buell-Small Succession Study  - Long term ecological study focusing on the documentation of old field succession.
• Environment Canada Ecosystem Information  - Presents information and updates about ecosystems in the Pacific and Yukon Region. Includes environment reports, indicators, and reports on ecosystem science, monitoring, and research.
• ESA Panel on Vegetation Classification  - Section of the Ecological Society of America constituted to support and facilitate the creation of standardized and scientifically credible vegetation classification in North America.
• Heinz Center III Center for Science, Economics, and the Environment  - Nonpartisan think tank focusing on improving the scientific and economic foundation for environmental policy.
• MBGnet  - Provides images of and information about the different biomes of the world including freshwater and marine ecosystems.
• Millennium Ecosystem Assessment  - United Nations initiative aimed at assessing the consequences of ecosystem change for human wellbeing. Also seeks to discover the scientific basis for the action needed to enhance ecosystem conservation and sustainable use.
• WorldBiomes.com  - Online resource offering information about five of the major world biomes. Includes news, links, and recommended readings.