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.
Landslides occur when gravity overcomes the force of friction. Several common causes of landslides are: 1  Water: Perhaps the most common trigger of a landslide, water reduces the friction between the bedrock and the overlying sediment, and gravity sends the debris sliding downhill. 2  In sand and clay soils, a small amount of water may increase stability.