ocean rise demands for professional knowledge walter brüsch (geologist – groundwater, drinking...

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Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark and Greenland

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Page 1: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Ocean rise

Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants)

Geological Survey of Denmark and Greenland

Page 2: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Melting ice on Greenland

(Krabill et al., 1999)(Krabill et al., 1999)

Sea ice and melting of marginal icecap

Page 3: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Just now – sea level rise, contribution from Greenland

Rignot & Kanagaratnam, 2006Rignot & Kanagaratnam, 2006

0

100

200

300

Ice

shee

t m

ass

loss

(k

m3

/yr)

0

0.2

0.4

0.6

0.8

Se

a level ris

e (mm

/yr)

1996 2000 2005

Year ADapp. 1 mm/yr in 2010

Page 4: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

The thermohaline circulation in the northern part of the Atlantic ocean

Page 5: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Groundwater level rise in sandy areas but drop in clay areas=>dry summers, wet stormy winters

EU, IAFP

Page 6: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Professional knowledge

Consequences of Sea Level Rise :

Nature in coastal areasInvasive species, sea or land migrationDykes and low land areas near the coastNumber of storms and increasing intensity – 1/100 years storm each year?Salt water intrusion in coastal groundwater reservoirsTemperature PrecipitationDrought or too much water

Page 7: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Threads to be met now:

Flooding of cities, houses, vulnerable nature etc in lowlandsRoads and transport, sewer and drainsTourist industry Water level in rivers and estuaries Invasive insectsNew pesticidesDrinking water resourcesEtcEtcEtc

Page 8: Ocean rise Demands for professional knowledge Walter Brüsch (geologist – groundwater, drinking water, organic micro pollutants) Geological Survey of Denmark

Expert/ professional knowledge

Local authoritiesCoastal experts, engineers (harbour, waste water, floods etc)Biologist, e.g. marine and zoologist, ecology, etc Climate – modelers, meteorology, etcGeology – drinking water, etc