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Soil conservation in the 21st century: why we need smart agricultural intensification

机译:21世纪的水土保持:为什么我们需要明智的农业集约化

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Soil erosion severely threatens the soil resource and the sustainability of agriculture. After decades of research, this problem still persists, despite the fact that adequate technical solutions now exist for most situations. This begs the question as to why soil conservation is not more rapidly and more generally implemented. Studies show that the implementation of soil conservation measures depends on a multitude of factors but it is also clear that rapid change in agricultural systems only happens when a clear economic incentive is present for the farmer. Conservation measures are often more or less cost-neutral, which explains why they are often less generally adopted than expected. This needs to be accounted for when developing a strategy on how we may achieve effective soil conservation in the Global South, where agriculture will fundamentally change in the next century. In this paper we argue that smart intensification is a necessary component of such a strategy. Smart intensification will not only allow for soil conservation to be made more economical, but will also allow for significant gains to be made in terms of soil organic carbon storage, water efficiency and biodiversity, while at the same time lowering the overall erosion risk. While smart intensification as such will not lead to adequate soil conservation, it will facilitate it and, at the same time, allow for the farmers of the Global South to be offered a more viable future.
机译:水土流失严重威胁着土壤资源和农业的可持续性。经过数十年的研究,尽管事实上对于大多数情况都存在适当的技术解决方案,但是这个问题仍然存在。这就引出了一个问题,即为什么土壤保护不会更快,更普遍地实施。研究表明,土壤保护措施的实施取决于多种因素,但也很清楚,只有在对农民有明确的经济诱因的情况下,农业系统的快速变化才会发生。保护措施通常或多或少是成本中立的,这解释了为什么它们通常不如预期那样普遍采用。在制定有关如何在全球南方实现有效土壤保护的战略时,必须考虑到这一点,在全球南方,农业将在下一世纪发生根本变化。在本文中,我们认为聪明的集约化是这种策略的必要组成部分。智能集约化不仅可以使土壤保护更加经济,而且还可以在土壤有机碳存储,水利用效率和生物多样性方面取得显著成果,同时降低总体侵蚀风险。尽管这样的聪明的集约化不会带来足够的土壤保护,但会促进耕作并同时为南方南方的农民提供一个更可行的未来。

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