More comprehensive info summarizing many studies on soil erosion worldwide is here: https://ourworldindata.org/soil-lifespans https://ourworldindata.org/soil-li

More comprehensive info summarizing many studies on soil erosion worldwide is here: https://ourworldindata.org/soil-lifespans https://ourworldindata.org/soil-lifespans The above is a vague sensationalized press release written by a PR flack at the university.