The Water Pollution folder is a valuable aid to anyone seeking to understnad and improve the quality of our water. It provides a clear survey of water management and water pollution. Included is an illustration of the aquatic food chain that depicts the primary mechanism by which mercury is concentrated to dangerous levels. Also included is a mercury cylce illustration depicting dispersion of metal through the lithosphere, hydrosphere, atmosphere, and biosphere. The central illustration, a chart in itself, shows water management and illustrates all 47 major sources of water pollution.
The Folder Contains:
Aquatic Food chain
Large illustration showing sources of water pollution
Physical and Chemical Data
Major Water Pollutionts:
Disease Causing Agents, Minerals, Inorganic Chemicals, Plant Nutrients, Seidments, Heat, Radioactive, Oxygen-demanding Pollutants, Synthetic Organic Chemicals
Your Local Drinking Water Information by State
It is laminated 8.5 x 11 (11 x 17 flat) FREE SHIPPING in U.S. Outside U.S. contact us for shipping charges.