Prior to developing the condition, most people with Guillain-Barre barrÃ© syndrome have a bacterial or viral. Infection the first phase Of-Guillain barre, barrÃ© syndrome during which signs and symptoms of the, condition worsen can last up to, four weeks although the peak of the illness is usually reached in one to. two weeks
Examples of erosion include . Rocks on the river bed . The wind blowing the topsoil from a freshly plowed piece ofland. . The tides washing away sand . Rain and moving waâ¦ter in oceans, rivers, and streams can erodeeven the hardest stone over time.
However, explosive volcanic eruptions can be destructive forces if they blow apart mountains, leaving craters. Landforms are also worn down by the destructive forces of weathering and erosion. Water, wind, ice, and gravity are important agents of erosion. For example, water in streams and rivers flowing down mountainsides wears away rocks and creates valleys. Landslides are also destructive forces that wear away steep slopes.