Global Issues Part 1

What is air pollution?

• Clean air in the environment

• Harmful substances in the air

• Fresh air from trees

Which of these is a cause of air pollution?

• Planting trees

• Riding bicycles

• Smoke from factories

True or False: Breathing polluted air can make people sick.

Which gas is harmful and contributes to air pollution?

• Oxygen

• Carbon dioxide

• Nitrogen

True or False: Using public transport helps reduce air pollution.

What is water pollution?

• Dirty or harmful substances in water

• Drinking clean water

• Water from rain

True or False: Throwing garbage into rivers causes water pollution.

Which activity causes water pollution?

• Watering plants

• Dumping chemicals into rivers

• Swimming in lakes

True or False: Fish can live happily in polluted water.

What can people do to prevent water pollution?

• Reuse and recycle

• Litter in the rivers

• Pour oil into drains