Air & Climate REVIEW

Front

What human activity is primarily responsible for increasing greenhouse gases?

Back

Burning fossil fuels.

Front

What was the reason the United States did not sign the Kyoto Protocol?

Back

They disagreed with the terms of the agreement.

Front

What caused the formation of the 'ozone hole'?

Back

Chlorofluorocarbons (CFCs).

Front

What does Global Warming refer to specifically?

Back

Earth's average surface temperature.

Front

Why is the Clean Air Act important?

Back

It protects human and environmental health.

Front

What are greenhouse gases?

Back

Gases that trap heat in the atmosphere, contributing to the greenhouse effect.

Front

What is the greenhouse effect?

Back

The process by which certain gases in Earth's atmosphere trap heat, keeping the planet warm.

Front

What are chlorofluorocarbons (CFCs)?

Back

Chemical compounds used in refrigeration and aerosol propellants that deplete the ozone layer.

Front

What is the significance of the Kyoto Protocol?

Back

An international agreement aimed at reducing greenhouse gas emissions.

Front

What is air pollution?

Back

The presence of harmful substances in the air that can affect health and the environment.