Air Pollution and Its Effects

The video discusses air pollution, its sources, and its health impacts. It explains primary and secondary pollutants, including VOCs, NOx, sulfur dioxide, and particulate matter. The video highlights the formation of smog, exacerbated by temperature inversions, and the role of ozone. It also covers the Clean Air Act and technologies like catalytic converters to control pollution. The importance of regulation and technology in reducing air pollution and its health risks is emphasized.

What historical event in London highlighted the dangers of air pollution?

• The London Fog of 1960

• The Industrial Revolution

• The Great Smog of 1952

• The Clean Air Act of 1970

Which of the following is a primary pollutant?

• Volatile organic compounds (VOCs)

• Nitric acid

• Ozone

• Acid rain

What is a common result of combining NOx and sulfur dioxide in the atmosphere?

• Ozone layer depletion

• Greenhouse effect

• Photochemical smog

• Acid rain

What atmospheric condition can trap pollutants close to the ground, worsening smog?

• Heavy rainfall

• Temperature inversion

• High humidity

• Strong winds

Which city is known for its significant smog issues due to a combination of pollutants and sunlight?

• London

• Beijing

• Los Angeles

• New York

What legislation in the United States has been crucial in reducing air pollution?

• The Clean Air Act

• The National Environmental Policy Act

• The Clean Water Act

• The Endangered Species Act

Which technology is used to reduce nitrogen dioxide and carbon monoxide emissions from vehicles?

• Air filter

• Catalytic converter

• Electrostatic precipitator

• Wet scrubber

What is the primary health impact of particulate matter when inhaled?

• Hearing loss

• Lung disease

• Skin irritation

• Eye infection

Which pollutant was historically added to gasoline and is known for its neurological impacts?

• Nitrogen dioxide

• Carbon monoxide

• Lead

• Sulfur dioxide

What is the main purpose of the Clean Air Act?

• To set standards for air quality

• To promote renewable energy

• To protect endangered species

• To regulate water pollution