Earth Science - Human Impact

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What is human impact on Earth?

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Human impact on Earth refers to the ways in which human activities affect the environment, including pollution, deforestation, and climate change.

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What is runoff?

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Runoff is water that flows over the ground surface and can carry pollutants like fertilizers into streams, rivers, and lakes.

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What are fertilizers?

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Fertilizers are substances added to soil or plants to provide nutrients that help them grow.

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What is algae?

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Algae are simple, non-flowering plants that grow in water and can increase in number due to excess nutrients.

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What is surface water?

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Surface water is the water that collects on the surface of the ground, including rivers, lakes, and ponds.

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What is a renewable resource?

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A renewable resource is a natural resource that can be replenished naturally over time, such as water, sunlight, and wind.

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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 caused by burning fossil fuels.

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What are fossil fuels?

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Fossil fuels are natural substances like coal, oil, and natural gas that are formed from the remains of ancient plants and animals.

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What is recycling?

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Recycling is the process of converting waste materials into new materials to prevent waste and conserve resources.

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What is conservation?

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Conservation is the careful management of natural resources to prevent depletion and protect the environment.