Pollution
6
POLLUTIO N
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Transcript of Pollution
POLLUTIO
N
POLLUTION
Pollution is an undesirable change in the physical ,chemical or biological characterstics of air,water etc. that can be harmful for health survival or activities of humans or other living organisms.
TYPES OF POLLUTION
Air pollutionLight pollutionMarine pollutionNoise pollution Radioactive
contaminationSoil contamination Ship pollution Thermal pollutionVisual pollution Water pollution
LIGHT POLLUTION
WHAT IS LIGHT POLLUTION?
The alteration of the natural quantity of light in the night environment due to the introduction of excess artificial light is called Light Pollution