What is Eutrophication?
Summary Of Water-related Diseases
Water-related Diseases
Ecosystem Dependence on Water
Why do Ecosystems Depend so Heavily on Water?
Chemical Properties of Water
Light Absorption
Food Chains and Food Webs
Food Pyramids
Water for Ecosystems
Water for Ecosystems
Threats to Wetlands
Threats to Wetlands
Importance of Wetlands to Animals and People
Importance of Water to Animals and People