Water & Human Activy Review

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What is soil pollution?

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Soil pollution is the contamination of soil with harmful substances, often due to the use of pesticides and fertilizers in agriculture.

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What is sediment?

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Sediment refers to dirt and soil that washes into rivers, often as a result of erosion.

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What is a potential environmental impact of dams?

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Dams can prevent fish migration, disrupting aquatic ecosystems.

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What is runoff?

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Runoff is the water that drains or flows off from land, such as rainwater that flows into streams and eventually the ocean.

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What are artificial reefs?

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Artificial reefs are man-made structures placed in the ocean to promote marine life and enhance biodiversity.

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What is the impact of overfishing?

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Overfishing depletes fish populations, disrupts marine ecosystems, and can lead to the collapse of fish stocks.

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What are pathogens?

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Pathogens are harmful microorganisms that can contaminate water and cause diseases in humans and animals.

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What is point source pollution?

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Point source pollution is pollution that comes from a single, identifiable source, such as a pipe or a factory.

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What is the role of nutrients in water ecosystems?

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Nutrients are essential for the growth of aquatic plants and algae, but excessive nutrients can lead to harmful algal blooms.

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What is the significance of recycling for ocean ecosystems?

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Recycling reduces waste and pollution, helping to protect ocean ecosystems from plastic and other harmful materials.