IIn most areas of the world, the land has been over-farmed and over-grazed. In most of the world, manures and other mineral-rich products are not put back enough on the land. This has depleted the soil quality. In many other areas, the soil is just of low quality and is difficult to improve. This produces food that is low in many minerals, in particular, but also low in vitamins, and hundreds of other nutrients found in food.
IIn most areas of the world, the land has been over-farmed and over-grazed. In most of the world, manures and other mineral-rich products are not put back enough on the land. This has depleted the soil quality. In many other areas, the soil is just of low quality and is difficult to improve. This produces food that is low in many minerals, in particular, but also low in vitamins, and hundreds of other nutrients found in food.
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