The act of erosion is performed by a number of natural agents, such as running water, ground water, moving ice, wind, waves and currents of the sea.
(The act of erosion; is performed; by a number of natural agents, such as running water, ground water, moving ice, wind, waves and currents of the sea)
The act of erosion
is performed
by a number of natural agents, such as running water, ground water, moving ice, wind, waves and currents of the sea