Soil erosion occurs naturally by wind or harsh climatic conditions but human activities include overgrazing, overcropping and deforestation. ... The Sahel region of Africa is an example of soil erosion caused both by overgrazing and population growth. ... This human activity quickly accelerates natural erosion in two ways. read more
The basic and root cause for soil erosion is the removal of forest cover from land which in turn exposes the soil layers to agents of erosion. The human induced causes of soil erosion are: The construction of large multipurpose river projects. read more
Examine two in detail with examples (three discussed below) Outline main methods used to prevent soil erosion Examine two in detail with examples (three discussed below) Examine how human activities can accelerate soil erosion and methods used to prevent this Soil is a non-renewable resource that once it is eroded it is not renewed. read more
Human activity causes 10 times more soil erosion than all natural processes combined, according to a new study. And it's been that way for a long time. People have been the main cause of erosion on continental surfaces since early in the first millennium, says Bruce Wilkinson, University of Michigan geologist. read more