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Indonesian - Danish Water Days 19-21 February 2009 An Introduction to Danish water services and knowledges Jesper Goodley Dannisøe
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Danish Water Research goes into action!!
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Danish Water Knowledge Short overview of problems and topics Water resources management –Policy & Management –Water supply –Waste water treatment –Surface waters Water & Agriculture Climate challenges Water Foot Prints Water & Energy
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Water Resources: A few topics! Policy & Management Water supply Waste water treatment Surface water management
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Policy & Management Without proper IWRM => Potential for water problems Implementation of IWRM in many countries Drafting laws, by-laws and regulations Provide training and capacity building in water authorities Develop guidelines and manuals for daily administration of water resources. Integrate IWRM into local and regional planning Integrated Water Resource Management, IWRM
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Policy & Management Planning properly in the urban areas can reduce impacts Accepting that Urban areas are important for water resource administration Arising awareness in the community to help in combatting floodings Support local initiatives for urban water resource management. Integrate IUWRM into local and regional planning Integrated Urban Water Resource Management
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What are the priorities of a city ? 1. Drinking water 2. Sanitation / sewers 3.Wastewater treatment & reduction of flooding 4. Reduction of pollution in recipients 5. Recreative values of water
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Dubai
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Stormwater drainage - an integral component of urban environmental management
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Have you seen this before??
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And who are often the victims during floodings?
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Water supply Danish water supply based on groundwater for more than 100 years Chemical pollution !!!!!
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Danish non-revenue water! 5-10 % People report leakages Supply companies have leakage teams and modern tracking equipment Plans for pipe rehabilitation a tradition! Because water has a value !!! Why ?
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…and waste water treatment National water plans from 1987 All systems upgraded Max 8 mg Total Nitrogen Max 1.5 mg Phosphorus => Increase in process and construction knowledge
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Waste water systems = both combined and separate sewer systems Main sewers of Copenhagen built 1857 – 1865, and still OK!
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Surface water Introducing the use of biomonitoring! Using different biological indicators for assessment of the surface water quality Quick Cheap (after it has been adapted to local bio-conditions) Reliable …but does not rule out traditional chemical assessment!
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Typical biological indicators 1 cm
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Water & Agriculture
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Irrigation and proper crops Shift from traditional irrigation methods to ”more crop-per-drop” methods Assessing crops and their suitability versus climate Tax on water for irrigation => better use of the water
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Climate challenges Wet gets wetter Dry gets drier Increased energy consumption to handle water Climate change Increased CO 2 emission The vicious circle
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Water conservation! With the aid of Danish companies you can: Preserve water, when it is there! Avoid loss of water in piping systems Consider recharging the groundwater resources! Handle floodings intelligently Prepare the urban areas to handle floods Introduce Water Foot Prints
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Climate impacts on sewer systems In Denmark more precipitation, but in shorter and more heavy bursts! Result: Flooding Action: Intelligent modelling, forecast and control
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Modeling of flooding in cities
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…or even worse!!!!!
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Water Foot Print!
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Examples of water foot prints The good news: drink more beer! ProductWater consumed Liters 1 glass of beer 75 1 cup of coffee 140 1 glass of milk 200 1 cotton T-shirt2000 1 hamburger2400 1 liter bio-ethanol2500 1 pair leather shoes8000
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Summing up! Danish water knowledge is active in all sectors We have learned from experiences and have adapted our approaches accordingly We believe that we can provide you with state-of-the- art solutions Danish water research take all levels from the water cycle into account => Research with results! …and we are very modest!!!
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Thank you for your attention! And see you later!
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