And yet ... Researchers found more than 90 per cent of the conventionally farmed soils in their global study were thinning, and 16 per cent had lifespans of le

And yet ... Researchers found more than 90 per cent of the conventionally farmed soils in their global study were thinning, and 16 per cent had lifespans of less than a century. https://www.sciencedaily.com/releases/2020/09/200914115905.htm https://www.sciencedaily.com/releases/2020/09/200914115905.h... Soil degradation costs U.S. corn farmers a half-billion dollars every year One-third of the fertilizer applied to grow corn in the U.S. each year simply compensates for the ongoing loss of soil fertility. https://www.colorado.edu/today/2021/01/12/soil-degradation-costs-us-corn-farmers-half-billion-dollars-every-year https://www.colorado.edu/today/2021/01/12/soil-degradation-c...