environmental pollution and protective measures
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ENVIRONMENTAL POLLUTION AND
PROTECTIVE MEASURES
1 Environment and its Components2 Pollution, its Kinds and Pollutants 3 Why Protection ?4 Protective Measures
Environment is the entire ecosystem of a place in which living beings and non living things co-exist.
Components• Physical • Biological• Cultural
Environmental Pollution is any undesirable change in the physical chemical or biological characteristics of air, water and soil that may harmfully affect the life or create a potential health hazard to any living organism.
Kinds of Pollution• Air Pollution• Water Pouultion• Land Pollution
Environment Pollutants
Deposited Matter: Soot, Smoke, Tar, Grit etc.
Gases: Oxides of Nitrogen, Carbon monoxide, Sulphur etc.
Metals: Lead, Mercury, Zinc, Iron, Nickel etc.
Agro Chemicals: Pesticides, Herbicides, Bactericides etc.
Solid Wastes: Plastics, Polythene, Glasses etc.
Noise: Industries, Vehicular, Domestic etc.
Radioactive Wastes: Atomic Energy Waste.
Radiation Pollution: Nuclear Energy Recourses, Mobiles etc.
Pollution destroys all the components of environment that sustain life on earth.
Soil, we cultivate Air, we breathe Water, we drink Food, we eat
AIR POLLUTION SOURCES
Automobiles and GeneratorsThermal Power StationsFossil FuelsIndustry Chimney Wastes
Effects: Respiratory infections, Lung diseases, Skin allergies, Anxiety, Irritation to eyes, nose & throat.
Vehicular Emission: CNG, Fuel feeding, Catalytic filters, Motor Vehicles act.Ind. Pollution: Technologies to check and destroy particles released by industrial plantsNoise Pollution: By planting more trees to reduce sound levels, Nuisance check squads, silencing devices etc.
Biological: Domestic wastes, Solid wastes,
Ind. Wastes and Effluents: Heat and Radio Active Substances from thermal power plants.
Agricultural Discharges: Fertilizers and Pesticides through rain and irrigation via drainage pattern
Effects: Diseases like Flurosis, Cholera, Diarrhoea, Jaundice etc.
Recycling of sewage water and treatment of water before discharging into water bodies.
Reducing the waste input
Re-utilization of waste
Removal of Pollutants using technologies.
Agricultural and forestry
Drainage
Deforestation
Effects: Depletion of fertile top soil, Extinction of flora etc.
Self Restrain: Judicious exploitation and use of natural resources
Awareness
Education & Legally
Peoples’ participation
Life Styles and Attitudes: Green thinking, Waste not want not. Yeriscoping.
Enforcement of Various Acts: Water and Air Prevention and control act1974 and 1987, Environ. Protection act 1986
“NATURE HAS EVERY THING FOR EVERY BODY’S
NEED, BUT NOT ENOUGH FOR ONE MAN’S GREED”
Mahatma Gandhi