You probably flush a nutrient-rich, renewable fertilizer down the toilet every day: your pee. Human urine can be used as a safe and effective crop fertilizer, researchers said. And studies show using ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The world is in a fertilizer shortage. The dilemma is linked to ...

A shortage of chemical fertilizer, worsened by the war in Ukraine, has growers desperate. It just so happens that human urine has the very nutrients that crops need. A funnel for collecting urine in ...