Health and Hygiene: Pollution – Basic 3 Basic Technology Lesson Note (Third Term)

What is Pollution?

Pollution means making our environment dirty with harmful things that can make us sick.

Types of Pollution

Air Pollution:

• Car exhaust – smoke from vehicles

• Factory smoke – dirty air from industries

• Burning rubbish – toxic smoke from trash

• Dust – from roads and construction

• Effects: Coughing, breathing problems, eye irritation

Water Pollution:

• Sewage – dirty water from toilets

• Factory waste – chemicals dumped in rivers

• Litter – bottles and bags thrown in water

• Oil spills – petroleum in oceans

• Effects: Stomach sickness, skin diseases

Land Pollution:

• Plastic waste – bags and bottles everywhere

• Food scraps – rotting in wrong places

• Chemicals – poisoning the soil

• Metal cans – rusting on ground
• Effects: Dirty environment, sick animals

Noise Pollution:

• Loud music – from speakers and parties
• Traffic noise – cars, buses, motorcycles
• Construction sounds – drilling and hammering
• Generators – loud machine noise
• Effects: Headaches, hearing problems, can’t sleep

How Pollution Affects Our Health

• Makes it hard to breathe
• Causes skin rashes and itching
• Gives us stomach problems from dirty water
• Creates ear problems from loud noise
• Makes us tired and sick

Exercise 3:

1. What causes air pollution? _______
2. Name one effect of noise pollution: _______
3. How does land pollution affect animals? _______