Pollution

What is Pollution?

• Is the introduction

of contaminants into an environment.

General Effects:

• Instability, disorder, harm or discomfort to the physical systems or living organisms therein.

Forms of Pollution

• Chemical substances, or energy, such as noise, heat, or light energy .

Classification

Can be foreign substances or energies.

Naturally occurring, when they exceed

natural levels.

• Contaminants • Pollutants

Environment Pollution

Water

Soil

Air

Water pollution

i. Toxic

ii. Thermal

iii. Organic

iv. Ecological

i. fertilizers, oil, solvents, cleaning products and painting

ii. Water used to cool off the machinery of an industry.

iii. Organic matter

iv. i.e. volcanic eruptions

Examples:

Consequences:• Acid rain

Soil PollutionSoil Degradation

• Desertification • Pollution

What is Desertification?• Process in which fertile

soils in semi-arid regions lose their capability to sustain as much or even.

Examples:

Air Pollution

• The release of harmful contaminants or substances.

Main Pollutants

Ozone

Particulate Matter

Carbon monoxide

Nitrogen Oxides

Sulfur dioxide

Lead

Effects: Ecosystems Reduction of visibility Global warming Health:

i. Irritation and inflammation

ii. Breathing difficultiesiii. Lung damageiv. Heart diseasev. Vision problemsvi. Premature death

What can we do?