25-06-2012, 01:48 PM
ENVIRONMENTAL POLLUTION AND STEPS TO CONTROL IT
ENVIRONMENTAL POLLUTION AND STEPS.pptx (Size: 1.12 MB / Downloads: 88)
POLLUTION
Pollution is an undesirable change in physical, chemical or biological characteristics of air, land or water that harmfully affected the life or create potential health hazard of living organism.
Any substance causes pollution is called pollutant.
DIFFERENT TYPES OF POLLUTION
Air pollution
Water pollution
Soil pollution
Noise pollution
Radioactive pollution
PRIMARY AIR POLLUTANTS
Particulate matter
Carbon monoxide (CO)
Carbondioxide(CO2)
Sulphur dioxide(SO2)
Nitrogen oxide (NO2)
Water pollution
The Contamination of water with
undesirable substances which make it
unfit for usage is termed water
Pollution.
Soil pollution
Soil is a thin layer of material on the Earth's surface in which plants have their roots. It is made up of many things, such as weathered rock and decayed plant and animal matter. Soil is formed over a long period of time.
Soil Formation takes place when many things interact, such as air, water, plant life, animal life, rocks, and chemicals
NOISELESS ATMOSPHERE
Noise can be simply defined as unwanted sound.
The sound is pleasant or not depends upon its loudness,duration,rhythm and the mood of the person.
Noise pollution not only results in irritation and anger.
Definition of Radio Active Pollution
Despite the Advantage of nuclear as a clean energy, the big concern is the resulted from nuclear reaction, which is a form of pollution called Radio activity.
Radiation (Laser-Rays) will from Radio Active Pollution.