Human Impact on the Environment

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What is acid rain?

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Acid rain is precipitation that contains high levels of sulfuric and nitric acids, resulting from the mixing of nitrogen and sulfur-containing compounds with water in the atmosphere.

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What is ozone depletion?

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Ozone depletion refers to the reduction of the ozone layer in the Earth's stratosphere, primarily caused by the release of chlorofluorocarbons (CFCs) and other ozone-depleting substances.

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What causes smog?

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Smog is caused by the interaction of sunlight with pollutants produced by fossil fuels, leading to a mixture of smoke and fog.

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What is the primary greenhouse gas responsible for global warming?

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Carbon dioxide (CO2) is the primary greenhouse gas responsible for increased global warming due to human activities such as burning fossil fuels.

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What are the effects of ozone layer depletion on human health?

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Increased exposure to ultraviolet (UV) radiation due to ozone layer depletion can lead to a higher incidence of skin cancer among humans.

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What are CFCs and their environmental impact?

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Chlorofluorocarbons (CFCs) are man-made compounds that contribute to ozone depletion and are also potent greenhouse gases.

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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 the trapping of heat by greenhouse gases in the atmosphere.

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What is thermal pollution?

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Thermal pollution refers to the degradation of water quality by any process that changes ambient water temperature, often due to industrial discharges.

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What is global warming?

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Global warming is the long-term increase in Earth's average surface temperature due to human activities, primarily the emission of greenhouse gases.

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What is the role of water vapor in the atmosphere?

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Water vapor is a significant greenhouse gas that contributes to the greenhouse effect and helps regulate the Earth's temperature.

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