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EARTH SCIENCE > AGRICULTURE > SOILS > SOIL EROSION
Definition:
(i) The wearing away of the land surface by rain or irrigation water, wind,
ice, or other natural or anthropogenic agents that abrade, detach and remove
geologic parent material or soil from one point on the earth's surface and
deposit it elsewhere, including such processes as gravitational creep and
so-called tillage erosion; (ii) The detachment and movement of soil or rock by
water, wind, ice, or gravity.
Reference:
From the Glossary of Soil Terms/Soil Science Society of America (SSSA):
http://www.soils.org/sssagloss/
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