Soil Erosion Video Clip

What did the United Nations declare about soil?

• Soil can regenerate itself completely in 10 years

• Soil degradation is not a significant issue

• Soil is finite and faces catastrophic loss within 60 years

• Soil is infinite and self-replenishing

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What is the number one soil threat identified?

• Overfertilization

• Deforestation

• Soil erosion

• Soil pollution

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Approximately what percentage of our food production relies on soil?

• 85%

• 75%

• 65%

• 95%

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What is the role of soil in water purification?

• Soil contaminates water with chemicals

• Soil has no role in water purification

• Soil acts as the world's largest water filter

• Soil adds nutrients to water

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What is the impact of soil degradation estimated to be by 2050?

• $10 trillion

• $23 trillion

• $5 trillion

• $50 trillion

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What percentage of antibiotics used in clinical settings are derived from soil bacteria?

• About 50%

• About 25%

• About 75%

• About 90%

What agricultural practice is known to accelerate soil erosion?

• Plowing

• No-till farming

• Crop rotation

• Organic farming

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What is a benefit of regenerative farming mentioned in the text?

• Decreases biodiversity

• Reduces carbon emissions by 40%

• Increases the need for synthetic fertilizers

• Completely eliminates the need for water

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How much can soil erosion potentially reduce crop yields by 2050?

• Up to 5%

• Up to 20%

• Up to 15%

• Up to 10%

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What is the role of cover crops in regenerative farming?

• They increase the use of pesticides

• They add organic matter to the soil

• They decrease soil water content

• They are solely for aesthetic purposes

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