Pollution: Air

The video discusses the sources and effects of air pollution, highlighting transportation and fossil fuel burning as major contributors. It explains how pollutants cause health issues and environmental damage, including smog and acid rain. Acid rain affects ecosystems and structures, while photochemical smog poses health risks. The video emphasizes the need for cleaner energy to prevent further environmental harm.

What are the primary sources of air pollution mentioned in the video?

• Agriculture and deforestation

• Household waste and sewage

• Industrial waste and plastic

• Transportation and fossil fuel burning

Which health issues are directly linked to the gases emitted by air pollution?

• Obesity and stroke

• Cancer and heart disease

• Asthma and bronchitis

• Diabetes and hypertension

How does acid rain affect aquatic ecosystems?

• It has no effect on aquatic life

• It promotes the growth of algae

• It increases the oxygen levels in water

• It contaminates rivers and harms fish

What historical structures have been damaged by acid rain?

• The Great Wall of China

• The Taj Mahal

• The Pyramids of Egypt

• The buildings of ancient Greece and Rome

What is a major component of photochemical smog that poses a danger to humans?

• Carbon dioxide

• Methane

• Ozone

• Nitrogen