Other answers are very good about why soil conservation is so important, but a picture as they say, is worth it thousand words. I took some pictures of a breathtaking example of a soil conservation failure. These pictures are from Providence Canyon in the US state of Georgia. It used to be a farm. read more
First farmers and ranchers are the ones that own most of the soil that get's the work done on it. Second most of the design and any matching money comes from the agricultural side of the USDA. The USDA does't do much work outside agriculture on soil conservation. read more