Soil erosion is a major worldwide threat to agro-ecosystem sustainability and land productivity. Fallout radionuclides and stable isotopes are used to measure magnitudes and sources of soil erosion, ...

While water erosion continues to be the most serious cause of soil degradation globally, innovative strategies that remediate important soil functions can restore the productivity of eroded soils.

A study of 82 sites in 21 counties by Iowa State University showed that in the 50 years from 1959, soil structure and levels of organic matter had degraded while acidity had increased. “Erosion ...