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Water Ecosystem Restoration for the Recovery of the Climate (Michal Kravčík, NGO People and Water, Slovakia) WATER FOR THE RECOVERY OF THE CLIMATE" 2th.

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Presentation on theme: "Water Ecosystem Restoration for the Recovery of the Climate (Michal Kravčík, NGO People and Water, Slovakia) WATER FOR THE RECOVERY OF THE CLIMATE" 2th."— Presentation transcript:

1 Water Ecosystem Restoration for the Recovery of the Climate (Michal Kravčík, NGO People and Water, Slovakia) WATER FOR THE RECOVERY OF THE CLIMATE" 2th December 2010Bratislava

2 The distribution of solar energy on land with and without water

3 The hot climatic umbrella of an urban space

4 The impact of the transformation of land on small water cycles

5 SOIL SEALING IN CITIES about 20 billion m3 of rainwater sluiced from municipalities of Europe annually

6 PAVEMENT IMPACT Free surface Paved surface

7 RUNOFF FROM URBAN AND FOREST ENVIRONMENTS Decrease of runoff is overlooked flood prevention measure

8 The destruction and renewal of the small water cycle

9 Rainwater harvesting from roofs in cities

10 Rainwater harvesting on slopes

11 m o r e c l o u d s more groundwater recharge more groundwater recharge more groundwater recharge more groundwater recharge m o r e a i r h u m i d i t y m o r e s o f t r a i n m o r e e v a p o r a t i o n f r o m l a n d s more vegetation and biodiversity NEW WATER DEAL

12 THE NEW WATER DEAL creation of over 30.000 jobs water-holding measures to collect 250 mil. m3 rainwater a year duration ten years 0,008 EUR/m3, while current technologies require cca 0,3 EUR/m3 costs about 1 billion EUR next 10 years

13 19951996 2009 1997 B L U E A L T E R N A T I V E - alternative to Tichý Potok water dam

14 Water Forest (July – September 2005

15 2005 2006 20082007 Flood prevention, High Tatras, Tatranska Lomnica

16 Rainwater harvesting in urban zone (Košice)

17 Hričov Water Ways, October 2008

18 The average runoff from a residential roofs is 70 m3 per year (The contribution to floods from our houses). That is enough water to fill 600 bathtubs

19 What we need? To stop rainwater run-off!

20 GREEN Roofs

21 Rain Gardens

22 Examples of Rain Gardens from USA

23 Restoration of forest landscape in Austria, Institute of Landscape Ecology, Wienna University

24 Rainwater harvesting from the roads

25 Rainwater harvesting from Public parking places

26 RAINWATER HARVESTING AROUND HIGHWAYS

27 Expansion of deserts with the breakdown of small water cycle

28 Waterholding measures on the edge of critical areas

29 Decreasing areas of desert

30 Thank You very much for Your Attention.


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