toufiek samaai, mark j. gibbons and michelle kelly Marine and Coastal Management, Ecosystem Utilisation and Conservation, P/B X2, Roggebaai, 8012, South Africa, Biodiversity and Conservation Biology Department, University of the Western Cape, PO Box X17, Bellville, Cape Town, South Africa, National Centre for Aquatic Biodiversity and Biosecurity, National Institute of Water and Atmospheric Rese...

water is a very important vital resource for all living organisms. a world without water can not be imagined. however the world is running out of its most precious resource. water resources must be protected completely before the end of life on earth, so today management of water resources has become the main agenda topic globally. effective protection can be provided by sustainable water manag...

the greatest limitations to agricultural development and production in iran are scarcity of water resources, ineffective irrigation scheduling and wasteful water usage. avenues discussed for optimum water use include improving water productivity by improving irrigation scheduling, farm water management and water profitability. the present study evaluated current water use and ways to improve wi...

book through his lucid presentation of much technical data. The discussion of corrosive qualities of water is unusually thorough and explicit as is his discussion of the sanitary significance of impurities in water and on bacterial decomposition of organic matter in water. What might be considered to be a deficiency is the rather limited discussion of waterborne diseases. The liberal footnotes ...

Historically, phosphorus has been considered to be the primary nutrient limiting phytoplankton growth in freshwater ecosystems. We tested this hypothesis in 19 Kansas reservoirs located within the Central Plains region, USA. Bioassay experiments were conducted to assess growth-rate limitation by nitrogen (N), phosphorus (P) and nitrogen and phosphorus (N and P). The addition of P alone rarely i...

Integrated water resources management (IWRM) has been recognized by many actors as the appropriate approach to respond to challenges in water resources management in a sustainable way. The main players in developing and diffusing the IWRM concept have included expert groups, international organizations, and multistakeholder platforms, which cooperated in various activities promoting the IWRM co...

Effective stakeholder engagement is fundamental to water management, yet there are as many approaches to consultation as there are efforts. This paper provides an evaluation of, and lessons learned from three water management engagement processes, and uses this assessment to offer a framework for stakeholder engagement. The Stakeholder Engagement Wheel framework is centered on a bridging organi...

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