Presented by representative of the Dutch Government, focussing on the past, present and future ways of managing water within the Netherlands, dealing strongly with flood prevention and safety measures

1. Watermanagement in the Netherlands Past, Present and Future Ruud Staverman Rijkswaterstaat

3. The Netherlands: Population: 16 million inhabitants Area: 41.526 km2

4. The Netherlands: Population: 16 million inhabitants Area: 41.526 km2 = US States Vermont + New Hampshire (1.8 million)

5. 7000 Bc 5500 Bc

7. Precipitation and evapotranspiration

8. The Netherlands: a Delta of 4 international rivers

9. Past: A constant fight against the water Amsterdam Haarlem St Elisabeth flood of 1421 Alblasserwaard

10. Reclamation in the 17 th Century Drainage by windmills

11. Several floods

12. Landreclamation in the 20th century

13. Storm disaster of February 1 st , 1953

14. Flooded area in 1953, 1800 casualties FLOODED

15. The Deltaworks

16. Maeslantkering

17. Present: the Vulnerability for flooding

19. the “(pair of) scissors”: Subsidence and Sea level rise Past Present, Future

20. Will this be the future? Dike Increase of water discharge Water level compared to the surface level Soil subsidence = Zero level

21. Present and future : Urban development, the need for housing

26. R3294 E000418n Room for the Rhine branches

27. The high waters of 1993 and 1995 lead to the implementation of Delta (major rivers) plan

30. ? Rivers ?

31. Rivers: De-poldering Building houses on raised platforms /mounds along the dike Overdiepse polder

32. Rivers: Dike relocation Hondsbroekse Pleij

34. A Deltaplan for the large rivers 39 Measures, until 2015

35. ? N orth Sea coast ?

36. North Sea Coast: Nourishment works, Follow the sealevel rise strandsuppletie onderwater suppletie

37. North Sea Coast: Building with Nature, use sand from the Sea

38. ? IJsselmeer area ?

41. The End Thank you for your attention