Human activities are degrading lands throughout the world, undermining the well-being of billions of people, driving mass migrations and violent conflicts, species extinctions and climate change, finds a new comprehensive assessment.
+Read MoreGlobally, 1.2 billion people depend on agroforestry farming systems, especially in developing countries, the World Bank calculates. Yet, trees on farms are not even considered in the greenhouse gas accounting framework of the Intergovernmental Panel on Climate Change.
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