Prospective students can refer to the U.S. News Best Graduate Schools rankings, released today, for guidance on identifying the right program to accelerate their career. The 2018 edition of the rankings evaluates graduate schools of business, law, medicine, nursing, engineering and education.
Definition of erosion. 1  1a : the action or process of erodingb : the state of being eroded. 2  2 : an instance or product of erosion.
These agents can be mechanical, chemical or biological. Erosion is a form of mechanical weathering, and occurs when the movement of a force like rain water or moving water sources like a river wear down the surface of rocks and carry the worn away parts with the flow of the water to other areas. Erosion can also occur with forces like wind, glacier movement, tides or waves.