Worldwide, 75 billion tonnes of soil matter are lost due to wind and water erosion every year.

Cumulative loss of productivity due to soil degradation during the post-Second World War period:

-Cropland

-Rangeland

12.7%

3.8%

Percentage of yearly burned savanna in Africa

30% - 50%

Average annual soil formation rate

1 t/ha

Estimates of average annual soil loss through soil erosion on cropland in Africa, South America and Asia

30 - 40 t/ha

Estimated soil nutrient depletion of agricultural land in Sub-Saharan Africa

22 kg N/ha

2.5 kg P/ha

15 Kg K/ha