Soil pollution:-The process of reducing the fertility of soil is called soil pollution

Causes of soil pollution:-

Effects:-• soil erosion• loss of soil fertilityPrevention:- Air &water pollution should be

stopped to check soil pollution. Over use of fertilizer & pesticides

should be checked. Medical waste should be detoxified

before disposal. Non-biodegradable garbage should

be dumped in sanitary landfill.

Noise pollution:-The presence of loud noise in the air is called sound or noise pollution

Causes of noise pollution:-

Effects:-•Mental fatigue•Risk of deafPrevention:-Industries, railway station, airport should be away from human settlement.Soundless machines can be used.Ban on loud music.Building must be sound proof. Earplugs can be used.

Published by:-Kirandeep Kaur Walia L-2k7-Hsc-18-BIV

Fertilizers

Industrial waste

Domestic waste

Acid rain

Polluted water

seepage

Loud music

Factory machine

s

Railway stations &

airports

Blowing horns of vehicles

Loud speaker

s

Construction work

crackers

Generators

Industrial

waste

Pesticides

Oil heavy metal

Silt

Organic

waste

detergent

sewage

Environment:-means the sum of all living and non-living things that surround an organism, or group of organisms. A variety of environmental problems now affect our entire world and pollution is the major.

Pollution:-it refers to all the ways that human activity harms the natural environment. It defined as an undesirable change in the physical, chemical or biological characteristics of our air, water & land that may harmfully affect human life & other species also.Types of pollution:-

Air pollution:-It is the contamination of the air by substances such as fuel exhaust &smoke.Causes of air pollution:-

Effects:-•Acid rain which damage crops, building &sculptural.•Harmful gases cause headache, dizziness, skin allergies, breathing problems.Prevention:-Alternate energy sources should be used like CNG& solar energy in vehicles.Pollution industries should not be allowed near cities.Tree plantation should encourage.Open burning of garbage should be avoided.

Water pollution:-The contamination of water sources by harmful waste, sewage, toxic chemical, oils etc is called water pollution.Causes of water pollution:-

Effects :-•Borne diseases-jaundice, cholera, typhoid etc.•Plants & fishes also die in polluted water.Prevention:-Domestic waste should be treated releasing the residue.Industries should install treatment plant of waste management.Overuse of pesticides& chemical fertilizer should be stopped.Bacteria purification plants should be used.

causes

Industrial

effluents

pesticides

Cigarette

smoking

Automobile

exhaustCrackers

Radio active

elements

Garbage

Smoking from

burning

pesticides

Types of pollutio

n

Air pollut

ion

Water pollut

ion

Noise pollut

ion

Soil pollut

ion