Air pollution

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What is air pollution?

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Air pollution is when unwanted chemicals, gases, and particles enter the air and the atmosphere causing harm to animals and damaging the natural cycles of the Earth.

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NGSS.MS-ESS3-4

NGSS.MS-LS2-4

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What are the main causes of air pollution?

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The main causes of air pollution include burning fossil fuels, landfills and garbage dumps, and emissions from factories and power plants.

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

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What are fossil fuels?

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Fossil fuels are natural energy sources like coal and oil that are formed from the remains of ancient plants and animals.

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What does the Clean Air Act do?

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The Clean Air Act gives the U.S. government the power to set air quality standards to protect public health and the environment.

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NGSS.MS-ESS3-3

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Name one effect of air pollution on health.

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Air pollution can cause respiratory problems, such as asthma and bronchitis.

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What is a common source of air pollution from vehicles?

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Automobiles emit exhaust gases that contribute to air pollution.

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How do factories contribute to air pollution?

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Factories release pollutants into the air through smoke and emissions during production processes.

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NGSS.MS-ESS3-4

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What is smog?

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Smog is a type of air pollution that is a mixture of smoke and fog, often seen in urban areas.

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NGSS.MS-ESS3-4

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What role do trees play in air quality?

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Trees help improve air quality by absorbing carbon dioxide and releasing oxygen.

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What is the greenhouse effect?

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The greenhouse effect is the warming of the Earth's surface due to trapped heat from greenhouse gases in the atmosphere.

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NGSS.MS-ESS3-5