â Companies like K Mart and Wal Mart offer an option agreement for warranties on their products, within a two year span of time after purchasing.
Erosion. 1  Rainfall-Rainfall can cause erosion both when the rain hits the surface of the Earth, called splash erosion, and when raindrops accumulate and flow like small streams. 2  Rivers-Rivers can create a significant amount of erosion over time. 3  They break up particles along the river bottom and carry them downstream.
According to Lal (2001), water erosion is the main driver of soil degradation. At the end of the 20th century, for instance, almost 67% of the worldwide approximately 16.4 million km 2 of degraded soil was linked to water erosion.