pollution
puh looh shuhn
- n undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
- n the state of being polluted
- n the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors
- Number of people potentially affected: 3,000,000 Type of pollutant: Coal and particulates Source of pollution: Automobile and industrial emissions This soot-blackened .
- The pollution of China's rivers has become sadly commonplace.
- Number of people potentially affected: 35,000 Type of pollutant: Lead, copper, zinc and sulfur dioxide Source of pollution: Heavy metal mining and processing Lead is the .