Over the past 70 years the levels of crucial minerals in our basic foods have declined significantly. Both these links concern a Radio 4 programme investigating the issues, under the title “The Great Mineral Heist.”
Using rock dust
You are using an insecure version of your web browser. Please update your browser!
Using an outdated browser makes your computer unsafe. For a safer, faster, more enjoyable user experience, please update your browser today or try a newer browser.