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Groundwater in international law: Compilation of treaties and other legal instruments
… resources available, excluding the water locked in the polar ice. It serves the basic needs of more than one-half of … semi-arid and dry sub-humid areas" means areas, other than polar and sub-polar regions, in which the ratio of annual … watercourse which may have effects detrimental to the ecosystem of the watercourse resulting in significant harm to …
The greening of water law: Managing freshwater resources for people and the environment
… 7. Controlling groundwater exploitation to ensure their ecosystem support function … 108 9. Ecosystem or environmental services payments … freshwater needs. Costa Rica has mandatory payments for ecosystem services structured within its water legislation. … of freshwater, around 90 percent, is locked up in the polar ice caps and in deep groundwater reservoirs that, for …