Soil erosion

Discovery Science: Earth – Environmental Protection – Soil Pollution and Erosion

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Earth Science: Environmental Protection – Soil Pollution and Erosion The availability of productive land suitable for cultivation is extremely important to ensure sufficient food supply. Such land is becoming scarce due to soil contamination and deforestation which cause soil erosion. Today’s food production is increased by intensive agriculture and animal husbandry, as well as the … Read more

Discovery Science: Changing Earth – Erosion

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Earth Science: Changing Earth – Erosion Once rocks reach the surface of the Earth they begin to disintegrate, and can be carried away as rubble to be deposited elsewhere. All processes that contribute to this leveling of the Earth’s surface are termed erosion. Water is a significant erosive power. When precipitation falls on areas with … Read more