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… rainfall can be lost through evaporation from the dry soil surface, particularly when infiltration rates are low or … cover, including in terms of biodiversity, or through soil sealing). Molden and Oweis (2007) state that as much as … Indeed, if this investment gap is closed without an improvement in understanding how to develop water resources …

… Agriculture 124 8 Water Resources 160 9 Biodiversity and Soil 190 10 Energy and Climate 212 11 Urbanization 226 12 … with the earth. We are losing far too quickly the water, soil, and biodiversity that support all life. At a time when … on the Principle of Population, as it Affects the Future Improvement of Society with Remarks on the Speculations of …

… earth. improved water source: a source with some form of improvement on, or protection from, groundwater, such as … and does not require national implementing legislation. soil water: water that occupies the unsaturated zone directly … the water table, rests in the spaces between particles of soil and is immediately available to plants. static storage: …

… means the terrestrial bio-productive system that comprises soil, vegetation, other biota, and the ecological and … human activities and habitation patterns, such as: (i) soil erosion caused by wind and/or water; (ii) deterioration … measures, wherever possible towards soil conservation, improvement and rehabilitation; they shall, in particular, …

… the water and larger-scale farming has degraded the land. Soil erosion resulting from unregulated land use change has … numerous community pilot projects which addressed water, soil and environmental conser-vation. Eighty six pilot … management, increased knowledge and information and the improvement of environmental health and livelihoods, the …

… n the regulation of the flow of the Kunene River; n the improvement of generation of hydro-electric power at Matala; … of common interest and the prevention of pollution and soil erosion affecting such waters. Institutional framework … the pollution of water resources of common interest and soil erosion affecting such resources. Institutional …

… and vulnerability of an aquifer is based on mapping of soil and rock characteristics. The water balance is estimated … generally has a protective cover provided by the soil and unsaturated zone • As development increases more … development; modernisation of irrigation systems; improvement of the application of the legal framework; …

… flowing along rivers is modified by topography, geology, soil type, vegetation cover, land use and other human … lost – primarily via evaporation from lakes, wetlands, the soil surface and wet vegetation, and through transpiration by … by identifying sellers who will deliver the greatest improvement in services at the lowest cost. This is not …

… Aquifers may be open to the atmosphere through a permeable soil cover, and in this condition they are know as … irrigated agriculture, but also vegetation clearance and soil compaction; ■■ Urbanisation processes, and in particular … convinced that there will always be room for incremental improvement; it is not necessary to await the perfect law and …

… variability is expected to exacerbate water scarcity, soil erosion and wetland degradation. In Cyprus, where … • Restoring or preserving mountain forests to reduce soil erosion and peak-flows; • Carrying out environmental … and an effective incentives system to encourage the improvement of water- efficiency for irrigation practices. …