Soil Pollution
What is it called when the land loses its nutrients and becomes less fertile?
Nutrient depletion.
What farming method involves planting crops on ridges (steps) to prevent soil erosion?
Terrace farming.
What is untreated waste that contaminates water called?
Sewage.
What irrigation method delivers water directly to the roots of plants?
Drip irrigation.
What is a major cause of soil pollution that involves cutting down trees?
Deforestation.
What is the practice of not plowing the soil to maintain its structure and health?
No-till farming.
What term describes the movement of harmful substances in water?
(Transported) pollutants.
What is the measure of how the production of food or other resources on land can be repeated from year to year?
Sustainability.
What process can lead to the loss of soil quality due to wind or water?
Erosion.
What do you call structures built to slow down water and prevent erosion?
Erosion barriers.
What is a common consequence of water pollution that affects human health? Hint: It means a person did not get enough nutrients.
Malnutrition.
What are two ways farmers can prevent erosion and runoff?
Terrace Farming and Erosion Barriers.
What is a common result of poor soil management that can turn productive land into a desert?
Desertification.
What is the term for restoring land that has been degraded?
Land reclamation.
Nonpoint source pollution.
What practice can help in conserving water by capturing rainwater from a roof?
How does organic farming help in reducing soil pollution?
It avoids synthetic chemicals and promotes natural soil health.
What are two chemical substances that can cause water pollution?
options: fertilizer, pesticides, waste, heavy metals
How can microbots assist in water conservation?
They pull lead from water sources
What type of material comes from living things and helps provide nutrients?
Organic Material