Climate adaptation in Denmarkand a groundwater dilemma

Størrelse: px

Starte visningen fra side:

Download "Climate adaptation in Denmarkand a groundwater dilemma"

Christine Bagge
9 år siden
Visninger:

1 Climate adaptation in Denmarkand a groundwater dilemma Rolf Johnsen

2 Challenges with water Denmark 10-40% Precipitation ½-1m Sea level change 5-15 % Increase in runoff 0-2 m Groundwater head 2

3 3

4 High investments in urban areas København juli

5 Allocation of responsibilities Central Government Owner of infrastructure and buildings Framework of adapting laws and regulations Coordination and information Local authorities Incorporate the CC adaptation in long term plans Wastewater companies can invest in cc adaptation 5

information Local authorities Incorporate the CC adaptation in long term

6 Actions Central Government Task force in climate change adaptation Research is supported Tools for advice of private businesses including farmers Local authorities Climate adaptation plans with a focus on water 6

private businesses including farmers Local authorities

7 Local adaptation plans Background and assumptions Risk assesment Structure and guidelines Actionplan for climate adaptation 7

8 Skybrudskort Small rain event Ekstreme rain event Source: COWI 8 Marts

9 Heavy rain map Heavy rain map Red - 50mm precipitation Yellow - 100mm precipitation Blue - 150mm precipitation 9 Marts Source: COWI 9

Blue - 150mm precipitation 9 Marts 2012 www.

10 Value mapping 10

11 Risk assessment kr./year 11

12 12

13 13

14 Who is responsible For flooding of private households and businesses 14

15 Development Udvikling i befolkningen of geographical population 130 Index (2011=100) Århus-Østjylland Horsens Herning-Ikast Viborg-Skive Ringkøbing-Skjern Nordvestjylland REGION MIDTJYLLAND Year År 15 Source Center for regional- and tourisme research, (CRT) 15

80 Nordvestjylland 1996 2001 2006 2011 2016 2021 2026 2031 2036 2041 2046 2051 REGION MIDTJYLLAND

16 Source Center for regional- and tourisme research, (CRT) 16

17 Development Udvikling i vandforbrug, of water consumption vandværker, for households husholdninger (bopæl) (residence) Index (2011=100) Århus-Østjylland Horsens Herning-Ikast Viborg-Skive Ringkøbing-Skjern Nordvestjylland Year År REGION MIDTJYLLAND 17 Source Center for regional- and tourisme research, (CRT) 17

Viborg-Skive Ringkøbing-Skjern 80 1996 2001 2006 2011 2016 2021 2026 2031 2036 2041 2046 2051 Nordvestjylland

18 Source Center for regional- and tourisme research, (CRT) 18

19 Development Udvikling i vandforbrug, of water consumption erhvervsvanding for businesses Index (2011=100) Århus-Østjylland Horsens Herning-Ikast 120 Viborg-Skive 100 Ringkøbing-Skjern 80 Nordvestjylland Year År REGION MIDTJYLLAND 19 Source Center for regional- and tourisme research, (CRT) 19

Ringkøbing-Skjern 80 Nordvestjylland 1996 2001 2006 2011 2016 2021 2026 2031 2036 2041 2046 2051

20 Source Center for regional- and tourisme research, (CRT) 20

21 Development Udvikling of i vandforbrug, water consumption Markvanding for irrigation Index (2011=100) Århus-Østjylland Horsens Herning-Ikast Viborg-Skive Ringkøbing-Skjern Nordvestjylland Year År REGION MIDTJYLLAND

23 Udvikling i vandforbrug, Dambrug Index (2011=100) Århus-Østjylland Horsens Herning-Ikast Viborg-Skive Ringkøbing-Skjern Nordvestjylland År REGION MIDTJYLLAND 23 Source Center for regional- and tourisme research, (CRT) 23

24 Source Center for regional- and tourisme research, (CRT) 24

25 Drinking water issue Drinking Water in Denmark is based upon >98% of groundwater There is a political agreement that drinking water should not be treated besides aeration and sand filter The consumption and need is moving towards the cities The water is abstracted in the rural areas and are causing regulation on land use 25

26 Question How to deal with the challenge? 26

27 27

28 Groundwater The hidden source and solution to present and future water challenges 28

Relaterede dokumenter

Challenges for the Future Greater Helsinki - North-European Metropolis

Challenges for the Future Greater Helsinki - North-European Metropolis Prof. Dr.-Ing. / M.A. soc. pol. HafenCity University Hamburg Personal introduction background: - urban and regional planning - political