>Is the food we eat scalable, sustainable, healthy, nutritious and tasty? What energy and fertilizer inputs does it depend upon? It used to be that farming pr

>Is the food we eat scalable, sustainable, healthy, nutritious and tasty? What energy and fertilizer inputs does it depend upon? It used to be that farming produced more calories than it consumed, thanks to solar input. With the advent of industrialized farming, topsoil loss has resulted in large swaths of land that can no longer be farmed without constant fertilizer, water and fuel (for machinery) inputs.