SOIL POLLUTION Presentation on

Presented byMd Rasadul Islam

Army institute of business administration, sylhet

What is soil pollution?

Definition: The presence of toxic chemicals in soil in high enough concentrations to be of risk

to human health and eco-system

Causes of Soil Pollution

Man –made causes

Natural causes

Man-made causes

Pesticides A pesticide is any substance used to kill, repel, or control certain forms of plant or animal

life that are considered to be pests. Eg: DDT

Pesticide residues change the chemical properties of soil and accumulate on the soil permanently and introduce these toxic materials into plant products

Industrial Wastes

Man-made causes(cont’d)

Household garbage Man-made causes(cont’d)

Uncontrolled land treatment Man-made causes(cont’d)

burning forest and open dump

Man-made causes(cont’d)

Deforestation Man-made causes(cont’d)

Natural causes Acid rain

effects of acid rain on soil.

Natural causes (cont’d) flood

Impact of soil pollution Health of human and eco-system  Lead to problem of skin cancer and human

respiratory system.

 Toxic chemicals can reach our body through foods and vegetables that we eat as they are grown in polluted soil. 

Eco-system effects

Impact of soil pollution(cont’d) Growth of plants

Impact of soil pollution(cont’d) Decrease soil

fertility

Impact of soil pollution(cont’d) Changing soil

structure

Solutions of soil pollution Planting trees

Solutions of soil pollution(cont’d) Reduce, reuse and

recycle

Solutions of soil pollution(cont’d) Prevent industrial waste

Solutions of soil pollution(cont’d) Dispose of household garbage properly

say “No” to use

of pesticide

s.

Solutions of soil pollution(cont’d)

No use of pesticides

Solutions of soil pollution(cont’d)

Soil awareness

THANK YOU….