HUMAN IMPACTS ON THE LITHOSPHERE

HUMAN IMPACTS ON THE LITHOSPHERE

1. Rapid growth In World Population

   • LEADS TO: deterioration of vital components of biophysical environments

2. Accelerated rate + extent of our impact

   • Decrease in biodiversity

3. LAND DEGRADATION

   • 'The decline in the quality of natural land resources, commonly caused by improper use'
     • Land degradation encompasses soil degradation and the deterioration of natural landscapes and vegetation. It includes the adverse effects of : overgrazing, excessive tillage (mechanical cultivation of agricultural soils by a plough), erosion, sediment deposition, mining, urbanisation, disposal of industrial wastes, road construction, decline of plant communities and the effects of poisonous plants of animals.
   • It affects soil, flora, fauna, water (both quality and quantity), aesthetic appeal and inevitability and production levels