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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