Air Pollution

Front

What is air pollution?

Back

Air pollution is the presence of harmful substances in the air we breathe, which can affect health and the environment.

Front

What is the ozone layer?

Back

The ozone layer is a region of Earth's stratosphere that contains a high concentration of ozone (O3) and protects living organisms from harmful ultraviolet (UV) radiation.

Front

What does 'deleterious' mean?

Back

Harmful.

Front

What is acid rain?

Back

Acid rain is precipitation that has a lower pH than normal rain, often caused by pollutants like sulfur dioxide and nitrogen oxides.

Front

What are the effects of acid rain on freshwater habitats?

Back

Acid rain can harm fish and birds in freshwater habitats, leading to population declines.

Front

What happens when the ozone layer is depleted?

Back

When the ozone layer loses ozone, organisms on Earth's surface are exposed to increased levels of ultraviolet B radiation.

Front

What is smog?

Back

Smog is a type of air pollution that is a mixture of smoke and fog, often caused by burning fossil fuels.

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How does smog affect human health?

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Smog can make it difficult to breathe and can exacerbate respiratory conditions.

Front

What is the difference between smog and acid rain?

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Smog makes it difficult to breathe; acid rain can harm ecosystems and wipe out natural habitats.

Front

What is the main cause of acid rain?

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The main cause of acid rain is the release of sulfur dioxide and nitrogen oxides into the atmosphere.