Released from soil reserves and recycled. Dependence on fossil fuels for fertilizers, pesticides, extra fuel. Government programs limit choices.
Animal waste becomes a major problem due to volume and huge management costs.
Subtherapeutic dose of antibiotics given regularly to prevent disease. Often direct sales to buyers in the area or to regional outlets where more profits stay with the producer, insuring sustainability of operation. No irradiation of meat. Irradiation allowed and often utilized by conventional meat processors.