[Objective] The author proposes a new concept of soil erosion to shed new light on soil erosion and ecological environment conservation in order that politicians and administrators could pay great attentions to preserve soil resources. [Methods] A new concept of soil erosion is suggested by proposing ideas, explaining concepts, summarizing and case studies. [Results] The “economic value” should be assigned to the soil ecosystem services and the new concept of soil erosion that could be called “soil genetic erosion" is proposed. [Conclusion] Soils are very diverse natural resources that positively affect and promote the economy of the social systems if they are maintained in good health.