Deutsch: Umweltverschmutzung / Español: Contaminación / Português: Poluição / Français: Pollution / Italiano: Inquinamento /

A Pollution is the Clean Water Act (_502.19) defines Pollution as "the [hu]man-made or [hu]man-induced alteration of chemical, physical, biological, and radiological integrity of water."
Other /More definition:
A Pollution is a change in the physical, chemical, or biological characteristics of the air, water, or soil that can affect the health, survival, or activities of humans in an unwanted way. Some expand the term to include harmful effects on all forms of life.

-See also:
"Pollution" is in the UNSPSC Code "77101900"
Pollution investigation services

"Pollution" is in the NAICS Code "924110"
Administration of Air and Water Resource and Solid Waste management Programs
... administration and regulation of water and air Pollution control and prevention programs; (4) the ad ...

Other /More definition:
Pollution is an undesirable change in the physical, chemical, or biological characteristics of air, water, soil, or food that can adversely affect the health, survival, or activities of humans or other living organisms.
Other /More definition:
Pollution is an undesirable change in the physical, chemical, or biological characteristics of air, water, soil, or food that can adversely affect the health, survival, or activities of humans or other living organisms.