The world's soils, the most important resource for food production, are threatened by land degradation, deforestation, overgrazing, erosion or poor management of arable land. It is estimated that every year 25 000 million tonnes of topsoil are stripped away through erosion.

Myanmar: farmers planting tree seedlings to avoid post-harvest soil erosion
FAO photo by G. Bizzarri

More photos in this series:
  • Mauritania: women workers in a tree nursery
  • Senegal: dead trees cast little shade on the sere earth below
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