The destruction of trees for firewood has led to extensive erosion of topsoil.

These lake breakouts caused extensive erosion throughout eastern Washington.

The area was once heavily forested, but overexploitation led to extensive erosion, and it has become semibarren.

Complex uplifting and faulting of the region, followed by extensive erosion, have created the present landscape.

Occasionally, floods can prove disastrous though causing extensive erosion, notably in early April 2006.

The fertility of soil is poor due to extensive erosion, acidic character and low retaining capacity.

The Uncompahgre Mountains were undergoing extensive erosion during this time.

Winterton has suffered from extensive coastal erosion and is threatened by sea-level rise.

Much of the island nation of Haiti suffers from extensive erosion due to over-cultivation.

This was followed by extensive erosion, producing two large amphitheatres open to south in the central part of the island.