World is losing 2 000 hectares of farm soil daily to salt damage

World is losing 2 000 hectares of farm soil daily to salt damage

Salt-spoiled soils worldwide: 20% of all irrigated lands — an area equal to size of France. Extensive costs include $27 billion+ in lost crop value/year. UNU study identifies ways to reverse damage, says every hectare needed to feed world’s fast-growing popu