Does soil erode easily or is it hard to erode?

Water, ice, wind, and gravity; the agents of erosion.

"The cliffs (of Dover on the Brittish Coast) themselves are still under attack from the sea as its continuous flow eats away at the soft chalk at the base of the cliffs. About 2-5cm on average are...

Soil: There is lack of rain, so the soil becomes dry. Strong winds blow the soil away, and it is eroded. Rock: Windblown particles can wear away rock. Some layers of rock are softer then others, so...

it melts

I suppose it would depend on the beach. Is it "man-made", or artificial. Are you talking about the beach, or the land behind the beach? Along Rivers, lakes, or seas, or the oceans. Is it behind a...