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Replaced with revised version of paper 12/05/07.
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-use efficiency; • productive social safety nets to protect poor and vulnerable groups, especially women and children, to ensure their …
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capacity will be lost in the next 25–50 years unless measures are taken to control sedimentation in reservoirs; approximately 2 …
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Sustainable food production depends on well functioning agro-biological ecosystems: a diversity of living organisms—the biodiversity—plays a critical role in the function of these ecosystems, particularly in the way in which biotic and abiotic processes shape agricultural productivity and...
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fishing to aquaculture. Fishing and aquaculture exploit and alter the biodiversity on which they are based, each in different … but convergent ways. Fishing harvests a much larger range of biodiversity at ecosystem, species and genetic levels than … aquaculture. Nearly 400 aquatic species are cultured and more than 5000 species captured in fisheries. Aquaculture and fishing …
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