Welcome to my

Presentation

Presented by

Md Ashfikur Rahman

Student ID:122130

3rd year 1st term

Development studies discipline

Khulna university

Pollutions

Content

Types of pollution

Dhaka city at a glance

Sources of Pollution

Pollution of Dhaka city

Problems of Dhaka city

How to reduce pollution

Effects of pollutions

Conclusions

Dhaka city at a glance

Dhaka (Bengali): ঢাকা

Estd:1610

Area : 815.85 Sq. kilometers (approx.)

Population :2 core (approx.)

Dhaka is located in central Bangladesh at 23°42′0″N 90°22′30″E , on the

eastern banks of the Buriganga River.

Problems of Dhaka city

Dhaka is the capital and largest city of Bangladesh.

Though it has a colorful history but now Dhaka is known as a

Problems city as well as it is the combinations of various

problems.

Major Problems :

Lack Food

Unemployment

Traffic Jam

Water-logging

Housing

Healthcare

Lack Electricity

Clean Water

&

Pollutions

Pollution

Pollution is the contaminations of natural environment that

causes a adverse change and have a negative impact on

health and environment.

Pollution Conditions of Dhaka city

Air Pollution 79.17 High

Drinking Water Pollution and Inaccessibility 72.50 High

Dissatisfaction with Garbage Disposal 75.00 High

Dirty and Untidy 85.00 Very High

Noise and Light Pollution 77.50 High

Water Pollution 85.00 Very High

Dissatisfaction to Spend Time in the City 77.27 High

Dissatisfaction with Green and Parks in the City 90.00 Very High

Source –Dhaka.net

Types of Pollutions in Dhaka city

There are several types of pollution occurs in Dhaka city.

Major Pollution

Air pollution

Water pollution

Sound pollution

Soil pollution

Air Pollution

Air pollution as the alteration of the natural characteristics of the

atmosphere.

Sources of air pollutions:

Burning of Fossil Fuel

Industrial Discharge

Bus

Truck etc.

Water Pollution

Water pollution in Dhaka watershed has reached alarming levels and

imposing a significant threat to health and economic activity, particularly

among the poor and vulnerable.

Sources of water pollutions:

Capacity and gravity of

drainage system

Population growth and unplanned

development

Storage of construction materials etc.

Sound Pollution

Sources of sound pollutions:

Industries

Motorized vehicles

Construction Works

Indiscriminate Use Of Loudspeaker etc.

Sound pollution or noise disturbance is the disturbing, unwanted or

excessive noise that may harm the activity or balance of human or animal

life.

Effects of pollutions on Health

Every pollutions has a great negative impact on living organism and

environment.

Major negative impacts:

Physical Illness

High Blood Pressure

Kidney And Lung Cancer

Headache

Eyes Damages

Diabetic

Sneezing

Tiredness Etc.

Effects of Pollutions on Environment and

Animal

Natural Disaster

Ex- Cyclone, Storms, Desertification Etc.

Global Warming

Increase CO2

Lose of Biodiversity

Lose of Ecosystem

Lose of Species Etc.

Pollution brings a threat also environment and animals as a result we are

going to seriously face or already have faced.

Recommendations for How to Reduce

Pollution

Completely reduce pollution is not possible but taking initiatives we can keep

it under our control for future living and present.

Create public awareness on environment pollution

Use green technology

Stop de-forestation and plant more trees

Remove factories from residential area

Encourage research works on environment pollution prevention

Enforcement of law

Conclusions

Public awareness and all together we can save us from the

danger of pollution that’s why we need to study

“Development Studies”.

any……………………..