Tag Archives: phosphorus

Phosphate: All hopes rest on Morocco with 75% of remaining reserves

Posted on July 21, 2020 by

Preface. Phosphate is absolutely essential for both plants and animals.  It’s estimated that Morocco has of 75-85% of phosphate reserves that might last for 300-400 years.  Or peak in 25 years.  Walan (2014) has estimates of researchers who’ve predicted peak … Continue reading →

Posted in Farming & Ranching, Limits To Growth, Peak Food, Peak Phosphorus, Recycle | Tagged , , , , , , | Comments Off on Phosphate: All hopes rest on Morocco with 75% of remaining reserves

Using manure for fertilizer in the future – it won’t be easy

Posted on April 21, 2019 by

Preface. At John Jeavons Biointensive workshop back in 2003, I learned that phosphorous is limited and mostly being lost to oceans and other waterways after exiting sewage treatment plants.  He said it can be dangerous to use human manure without … Continue reading →

Posted in Life Before Oil, Soil, Waste, Water Pollution | Tagged , , , , , , | 8 Comments