4 Land Pollution

7/31/2019 4 Land Pollution

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LAND POLLUTION


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Land Pollution

Land pollution basically is about contaminating the

land surface of the Earth through dumping urban

waste matter indiscriminately, dumping of industrial

waste, mineral exploitation, and misusing the soil by

harmful agricultural practices.


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Types of Land Pollution

Deforestation

Soil erosion

Soil contamination

Wastage disposal

Toxic material

Degradation of land

Natural calamities due to human abuse


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Land Pollution Comprises Of

Solid Waste: Semisolid or solid matter that are

created by human or animal activities, and which are

disposed because they are hazardous or useless are

known as solid waste.

Soil Pollution: Soil pollution is chiefly caused by

chemicals in pesticides, such as poisons that are used

to kill agricultural pests like insects and herbicides

that are used to get rid of weeds.


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Solid Waste Municipal wastes: Solid wastes generated in residential &

commercial areas by activities other than industrial

production are termed as Municipal Waste.

Industrial wastes: Wastes which arise from industrial

activities & typically include factory rubbish, packing material,

organic wastes, acids, alkalis and metals.

Hazardous wastes (including hospital wastes): Wastes that

pose a substantial danger immediately or over a period of time

to human, plants or animals life are classified as hazardous

wastes.


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Solid Waste

Wastes from Agriculture

Wastes from Mining

Wastes from Industries

Solids from Sewage Treatment

Ashes

Garbage


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SW Management elements

Heat recovery efficiency 70%

Amount of steam produced varies from 1.0 to 3.5 kg/kg of MSW

Incineration..


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Sanitary landfills


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Soil Pollution Unhealthy methods of soil management.

Harmful practices of irrigation methods.

Land pollution is caused by farms because they allow

manure to collect, which leaches into the nearby land

areas.

Chemicals that are used for purposes like sheep

dipping also cause serious land pollution as do diesel

oil spillages.


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Causes of land pollution

Increase in urbanization

Increase in agricultural land

Domestic waste

Agricultural activities

Industrial activities


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Effects of land pollution

Exterminates wild life Acid rain kills trees and other plants.

Vegetation that provides food and shelter is destroyed.

It can seriously disrupt the balance of nature, and, in

extreme cases, can cause human fatalities.

Pesticides can damage crops; kill vegetation; and

poison birds, animals, and fish.


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Consequences of Land Pollution Land pollution can affect wildlife, plants, and humans

in a number of ways, such as:

Cause problems in the respiratory system

Cause problems on the skin

Lead to birth defects

Cause various kinds of cancers


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The toxic materials that pollute the soil can get into

the human body directly by:

Coming into contact with the skin

Being washed into water sources like reservoirs and rivers

Eating fruits and vegetables that have been grown in

polluted soil

Breathing in polluted dust or particles

Consequences of Land Pollution


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Reducing land Pollution

Encourage organic farming

Proper garbage disposal

Recycle garbage

Reduce use of herbicides and pesticides

Avoid over packaged items

Efficient utilization of resources and reducing wastage


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Preventive Measures People should be educated and made aware about the

harmful effects of littering

Items used for domestic purposes ought to be reused or

recycled Personal litter should be disposed properly

Organic waste matter should be disposed in areas are far

away from residential places

Inorganic matter such as paper, plastic, glass and metals

should be reclaimed and then recycled


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Natural calamities due to human abuse

4 Land Pollution

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