Soil and human security in the 21st century

  title={Soil and human security in the 21st century},
  author={Ronald G. Amundson and Asmeret Asefaw Berhe and Jan W. Hopmans and Carolyn Olson and Alexander Sztein and Donald Lewis Sparks},
Human security has and will continue to rely on Earth’s diverse soil resources. Yet we have now exploited the planet’s most productive soils. Soil erosion greatly exceeds rates of production in many agricultural regions. Nitrogen produced by fossil fuel and geological reservoirs of other fertilizers are headed toward possible scarcity, increased cost, and/or geopolitical conflict. Climate change is accelerating the microbial release of greenhouse gases from soil organic matter and will likely… CONTINUE READING
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