• Only 60 Years of Farming Left If Soil Degradation Continues https://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/ 94 comments 15/12/2017

• Only 60 Years of Farming Left If Soil Degradation Continues https://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/ 183 comments 26/6/2019 science
• Only 60 Years of Farming Left If Soil Degradation Continues | Generating 3cm of top soil takes 1,000 years, and if current rates of degradation continue all of the world's top soil could be gone within 60 years, a senior UN official said https://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/ 9 comments 29/3/2019 worldnews
• Only 60 Years of Farming Left If Soil Degradation Continues https://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/# 243 comments 15/1/2019 politics
• Only 60 Years of Farming Left If Soil Degradation Continues https://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/ 380 comments 25/11/2016 worldnews
• Only 60 Years of Farming Left If Soil Degradation Continues http://www.scientificamerican.com/article/only-60-years-of-farming-left-if-soil-degradation-continues/ 42 comments 8/12/2014 science

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