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… 1 1.2 The Integrated Ecosystem Management Concept … semi-arid and dry sub-humid areas” means areas (other than polar and sub-polar regions) in which the ratio of annual precipitation to …

… 14 7. Soil and the Environment 16 7.1 Environment 16 8. An Ecosystem-Based Approach 17 9. Sustainability 18 9.1 Concepts … and sub-humid areas. This refers to “areas, other than polar and sub-polar regions, in which the ratio of annual precipitation to …

… change, securing biodiversity and the delivery of critical ecosystem services is underappreciated. Land is of … food, water, and energy, and the need to protect other ecosystem services that regulate and support all life on … Y., Christensen, T.R., et al. 2005. Arctic Tundra and Polar Desert Ecosystems. In ACIA, Arctic Climate Impact …