Water pollution is caused by human actions that make water dirty and unsafe for living things. In the environment many materials and substances can mix with or dissolve in water and pollute it. Causes of water pollution Water can be polluted by: insoluble substances such as oil and plastic soluble substances such as soaps and fertilizers germs from toilet waste …
How to Clean Large Volumes of Water
Cleaning Water in Huge Volumes
How People Influence The environment
People’s Influence on the Environment
How to Clean Drinking Water
How to Clean Water
Good Water Quality
Signs of Good Water Quality
Plants and Water
Food Webs
The Importance of Water for Ecosystems
Importance of Wetlands