Watersheds and Human Inpacts

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What is a watershed?

Back

A watershed is an area that collects precipitation and drains it to the lowest point.

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What is runoff?

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

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What is point source water pollution?

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Point source water pollution comes from a single, identifiable source, such as a pipe or a drain.

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What is nonpoint source water pollution?

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Nonpoint source water pollution comes from multiple sources and is often caused by runoff from land.

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How do pesticides and fertilizers affect the environment?

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They can lead to runoff that carries harmful chemicals into water bodies, affecting aquatic life.

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What is water pollution?

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Water pollution is the contamination of water bodies, affecting their quality and ecosystem.

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What are the effects of water pollution on groundwater?

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Water pollution can travel through soil and contaminate groundwater, impacting drinking water sources.

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What is the difference between surface water and groundwater?

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Surface water is found in lakes, rivers, and streams, while groundwater is stored underground in aquifers.

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What is the significance of monitoring chemical use in agriculture?

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Monitoring is essential to prevent harmful runoff that can pollute water bodies.

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What is an example of a negative effect of chemical runoff?

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Chemical runoff can lead to algal blooms in lakes, which deplete oxygen and harm aquatic life.