Section 2
Pollution and Environmental Issues
By Boundless
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Chlorofluorocarbons have disrupted stratospheric ozone generation, resulting in a thinning of the ozone layer at the poles.
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Volcanoes can cause environmental damage due to the hot lava, ash, and gases that are released during an eruption.
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The greenhouse effect is an elevation in surface temperatures due to atmospheric gases absorbing and re-radiating thermal energy.
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Photochemical smog forms when primary pollutants react with ultraviolet light to create a variety of toxic and reactive compounds.
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Radon gas, the result of radium's radioactive decay, can severely compromise indoor air quality.
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Carbon monoxide and carbon dioxide are products of combustion reactions; in large amounts, carbon monoxide can cause suffocation.
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Formaldehyde, the simplest aldehyde, is a common component in building and household materials, and is highly toxic.