Using Multi-Criteria Analysis to Prioritise Coastal ... · Stephen Summerhayes . Manager Projects and Programs . Using Multi-Criteria Analysis to Prioritise Coastal Adaptation Options

Stephen Summerhayes Manager Projects and Programs

Using Multi-Criteria Analysis to Prioritise Coastal

Adaptation Options for Local Government NCCARF Conference: October 2014

councils caring for the coastal environment

t0C

pH

Sea level

Erosion

Inundation

Flooding

Runoff

Storm surge

Cyclists

Boaters

Campers

Residents

Surfers

Swimmers

Fishers

Surf club

Picnicers

Local councils


ABOUT SCCG

SCCG

Incorporated Association

Established 1989

Sydney Coastal

Councils Group

ABOUT SCCG

HISTORY

ABOUT SCCG

SCCG


Established 1989

Regional Organisation of

Councils (ROC)

Peak coastal ROC

Sydney Coastal

Councils Group

ABOUT SCCG

SCCG


Established 1989


Councils (ROC)

Peak coastal ROC

15 Member Councils

Sydney Coastal

Councils Group

ABOUT SCCG

SCCG


Established 1989


Councils (ROC)

Peak coastal ROC

15 Member Councils

~591 Km of coast (ocean: 109,

estuaries: 482)

Sydney Coastal

Councils Group

ABOUT SCCG

ABOUT SCCG

MISSION

Lead sustainable

coastal management

ABOUT SCCG

OUTCOMES ORIENTED

ABOUT SCCG

Beach Sand Nourishment

Study

Assessment and Decision

Frameworks for Seawall Structures

CCA of Interconnected

Water Infrastructure Project

Prioritising Coastal Adaptation and

Development Options

Landslide Risk Management

Mapping & Responding to

Coastal Inundation

Audit: Sea Level Rise Coastal Erosion and

Inundation Legislation and Policy

Systems Approach to Regional Climate

Change Adaptation

Assessment of climate change legislation and

policy

Emergency Management

Planning Health Check

Sydney’s Salt Dominated Biological

Communities

Coastal Vulnerability to

Multiple Inundation

Beach valuation

2008 VISION 2014 IMPLEMENTATION

PROJECTS

Climate change

Emergency risk

Biodiversity

Infrastructure Vulnerability

KEY

Assessment and Decision

Frameworks for Seawall Structures

CCA of Interconnected

Water Infrastructure Project

Sydney’s Salt Dominated Biological

Communities

Coastal Vulnerability to

Multiple Inundation

Beach Sand Nourishment

Study

Landslide Risk Management

Mapping & Responding to

Coastal Inundation

Audit: Sea Level Rise Coastal Erosion and

Inundation Legislation and Policy

Emergency Management

Planning Health Check

Beach valuation

2008 VISION 2014

Systems Approach to Regional Climate

Change Adaptation

Assessment of climate change legislation and

policy

IMPLEMENTATION

Prioritising Coastal Adaptation and

Development Options

PROJECTS

Climate change

Emergency risk

Biodiversity

Infrastructure Vulnerability

KEY

http://pnefc-online.co.uk

objectives

criteria

data acquisition

options

analysis (options v. criteria)

choice(s)

objectives

criteria

data acquisition

options

analysis (options v. criteria)

choice(s)

Adaptation

options Evaluate

options Time horizons Values

- governance

- economic

- social

- environmental

Workshops

x 3 Survey

BN

Literature

Review

- protection

- accommodation

- retreat

- cross cutting

1-10

10-25

25+

Spatial data

http://image.cdn.ispot.tv/ad/7Vdg/at-and-t-speed-dating-large-9.jpg

Multi-criteria analyses – the framework

Adaptation

options

Literature

Review

- protection

- accommodation

- retreat

- cross cutting

Adaptation options

Protection Retreat

Shoreline stabilisation Acquisition

Beach nourishment Increase setbacks

Groynes or artificial headlands Block development

Sea walls or revetments Rolling easements

Accommodation Cross-Cutting Options

Elevation of structures Community risk education

Removable structures Vulnerability & risk assessments

Risk spreading mechanisms ICZM

Water proofing of properties


Adaptation

options Values

Survey Literature

Review

- protection

- accommodation

- retreat

- cross cutting

What values influence decisions?

Relative importance of values in LG decision-making


Adaptation

options Evaluate


- governance

- economic

- social

- environmental

Workshops

x 3 Survey

Literature

Review

- protection

- accommodation

- retreat

- cross cutting

1-10

10-25

25+


Adaptation

options Evaluate


- governance

- economic

- social

- environmental

Workshops

x 3 Survey

BN

Literature

Review

- protection

- accommodation

- retreat

- cross cutting

1-10

10-25

25+

Monty Hall

http://www.5minute5.com/wp-content/uploads/2012/11/Nov13_Video.jpg

S2_Weight

Not importantLow importanceModerate importanceHigh importanceCriticalDont know

05.0025.049.019.02.00

3.33 ± 0.84S3_Weight


05.0025.049.019.02.00

3.33 ± 0.84S4_Weight


011.037.042.08.002.00

3.05 ± 0.65

S2_Performance

-1 1

S1_Performance

-1 1

S3_Performance

-1 1

S4_Performance

-1 1

S_Performance

-1 to -0.8-0.8 to -0.6-0.6 to -0.4-0.4 to -0.2-0.2 to 00 to 0.20.2 to 0.40.4 to 0.60.6 to 0.80.8 to 1

3.0612.65.306.9116.424.118.67.702.852.50

-0.0185 ± 0.43

S_Utility

F2_Weight


02.0017.048.031.02.00

3.6 ± 0.95F3_Weight


02.0023.055.017.03.00

3.32 ± 0.77F4_Weight


04.0422.250.521.22.02

3.38 ± 0.86

F4_Performance

-1 1

F3_Performance

-1 1

F2_Performance

-1 1

F_Performance


3.5412.76.4711.417.021.517.24.862.692.50

-0.0658 ± 0.43

F_Utility

F1_Risk_Performance

-1 1

G1_Weight


1.09.0032.041.016.0 1.0

3.21 ± 0.85

G3_Weight


01.9820.846.530.7

0

3.59 ± 0.95

G2_Weight


1.9812.933.738.69.902.97

3.03 ± 0.78

G4_Weight


02.0023.055.017.03.00

3.32 ± 0.77

G1_Performance

-1 1

G2_Performance

-1 1

G3_Performance

-1 1

G4_Performance

-1 1

G_Performance


3.7413.52.923.939.6823.825.610.24.092.53

0.0387 ± 0.45

S1_WEIGHT_NORM

CriticalHigh importanceModerate importanceLow importanceNot importantDont know

3.756.7515.98.2137.528.0

2.31 ± 1.2

F1_WEIGHT_NORM


4.818.3515.77.0734.529.6

2.42 ± 1.2

G_Utility

G4_Property_Rights

Strongly AgreeAgreeNeither Agree Nor DisagreeDisagreeStrongly Disagree

43.111.011.715.718.5

0.444 ± 1.6

G1_Planning_Policy


14.331.628.18.5217.4

0.169 ± 1.3

G1_External_Collaboration


9.0720.621.920.328.1

-0.377 ± 1.3

S2_Health_and_Safety


10.338.016.016.419.3

0.0367 ± 1.3

S1_Social_Protection


7.9531.612.717.830.0

-0.302 ± 1.4

S3_Social_Equity


7.6433.020.819.419.2

-0.0954 ± 1.3

S4_Community_Acceptance


11.027.519.721.120.7

-0.132 ± 1.3

F2_Council_Cost


3.9232.110.921.931.2

-0.444 ± 1.3

F3_Community_Cost


3.8125.110.929.830.3

-0.576 ± 1.3

F4_Future_Options


8.8545.28.9715.221.7

0.0426 ± 1.4

F1_Asset_Protection


7.9640.59.7521.120.7

-0.0603 ± 1.3

G3_Council_Liability


6.7635.433.17.1417.6

0.0661 ± 1.2

E2_Weight


01.9815.857.424.8

0

3.48 ± 0.89E3_Weight


02.0022.049.027.0

0

3.52 ± 0.91E4_Weight


01.9815.857.424.8

0

3.48 ± 0.89

E2_Performance

-1 1

E3_Performance

-1 1

E4_Performance

-1 1

E1_Performance

-1 1

E_Performance


2.7112.79.5611.916.317.714.38.323.922.52

-0.0607 ± 0.44

E_Utility

E1_Natural_Adaptation


15.523.012.020.628.9

-0.243 ± 1.5

E2_Enhance_Amenity


11.523.211.823.929.7

-0.372 ± 1.4

E3_Externalities


9.5227.112.520.030.8

-0.355 ± 1.4

E4_Natural_Buffer


15.429.39.0420.925.4

-0.117 ± 1.5

E1_WEIGHT_NORM1


0.430.661.430.6687.49.38

1.26 ± 0.71

HAZARD_SLR

Very HighHighModerateLowVery LowUnexposedNo Data

4.893.413.152.675.0080.9

0

8.5 ± 22

EROSION_W


4.1712.519.436.123.64.17

3.26 ± 1.1

SLR_RISK

No DataUnexposedVery LowLowModerateHighVery High

2.7064.810.44.925.375.776.08

14.1 ± 33

NET_HAZARD


12.59.538.948.3012.339.09.38

-6800 ± 25000

SLR_W


4.7116.027.837.811.81.90

2.98 ± 0.91

HAZARD_NEAR_TEST

1-1

91.98.12

0.838 ± 0.55

EROSION_RISK


2.7070.39.383.423.714.196.33

12.7 ± 32

HAZARD_EROSION


5.081.371.050.971.1090.4

0

6.39 ± 21

PROPERTY_RISK

Very HighHighModerateLowVery LowNoneNo Data

17.326.222.513.59.728.112.70

57.9 ± 69

PROPERTY_VALUE_W


20.020.020.020.020.0

0

2.8 ± 1.3

PROPERTY_VALUE


19.839.820.39.904.345.86

0

49.7 ± 29

ROADS


21.039.417.8.025

0 0

21.8

47.7 ± 33

AIR


.004 0 0 0 0

100 0

0.504 ± 0.67

AIR_BUS


.004 0 0 0 0

100 0

0.504 ± 0.67

OPEN_DRAINS


28.025.417.9 0 + 0 0

28.8

45.6 ± 37

WATER_INFRASTRUCTURE


2.7010.343.922.410.13.397.17

30.7 ± 49

WATER_W


20.020.020.020.020.0

0

2.8 ± 1.3

WATER_INFRA_RISK


5.3012.326.523.916.27.308.51

29.6 ± 45

WASTE_MANAGE


.006 0 0 0 0

100 0

0.506 ± 0.78

STORM_PIPES


18.641.517.8.060

0 0

22.1

46.8 ± 32

TRANSPORT_INFRASTRUCTURE


5.885.8927.522.913.211.013.6

32.1 ± 71

TRANSPORT_RISK


9.5510.516.518.816.714.113.9

54.8 ± 140

TRANSPORT_W


20.020.020.020.020.0

0

2.8 ± 1.3

NET_ASSETS


14.013.720.714.68.696.0122.3

-1040 ± 2500

FINANCIAL_ASSETS_TEST

1-1

72.227.8

0.444 ± 0.9

F1_W


4.818.3515.77.0734.529.6

58.6 ± 180

REC_FACs


.018 0 0 0 0

100 0

0.517 ± 1.3

TRAILS


18.142.716.70.61 0 + 0

21.9

46.9 ± 32

RECREATION


5.885.8931.621.810.211.013.6

22.1 ± 24

CARAVAN


.006 0 0 0 0

100 0

0.505 ± 0.75

OPEN_SPACE


2.830.210.220.250.8495.7

0

3.32 ± 15

COMMUNITY_HUB


33.51.641.631.291.5760.4

0

32.4 ± 42

CHILDCARE


.012 0 0 0 0

100 0

0.511 ± 1

COMMUNITY


5.886.5526.57.097.9740.25.88

18.8 ± 25

COMMUNITY_W


20.020.020.020.020.0

0

2.8 ± 1.3

SOCIAL_ASSETS_TEST

1-1

75.724.3

0.513 ± 0.86

NET_SOCIAL_ASSETS


11.49.8017.715.816.08.7320.5

-960 ± 2400

S1_W


3.756.7515.98.2137.528.0

51.4 ± 170

COMMUNITY_RISK


5.889.5012.419.918.128.16.16

24.6 ± 48

REC_AREAS_W


20.020.020.020.020.0

0

2.8 ± 1.3

REC_AREAS_RISK


8.3112.118.117.415.714.513.9

31.5 ± 55

E1_W

CriticalHigh importanceModerate importanceLow importanceNot importantNo Data

0.430.661.430.6687.49.38

14.7 ± 68

NET_ECO_ASSETS


1.221.271.440.971.6593.4

0

7.58 ± 52

CRITICAL_HABITAT


1.681.331.190.941.7293.1

0

3.38 ± 14

BIODIVERSITY_W


20.020.020.020.020.0

0

2.8 ± 1.3

BIODIVERSITY_RISK


1.221.271.440.971.6593.4

0

4.69 ± 23

ECO_ASSETS_TEST

1-1

100 0

1 ± 0

ERODABLE_COAST

YesNo

PUBLIC_LAND

YesNo

ROOM_FOR_SETBACK

YesNo

STUDY_REGION

SydneySunshine CoastBega

ADAPTATION_OPTION

Shoreline stablisationBeach nourishmentGroynes or headlandsSeawalls or revetmentsElevation of structuresRemovable structuresRisk spreadingWater proofingAcquisition of propertiesIncrease setbacksBlock developmentRolling easement

1.674191.421840.527050.321230.835881.280220.407000.427800.807721.332091.462650.95909

PLANNING_HORIZON

T 0 to 10 YearsT 10 to 25 YearsT 25 Years or More

The BN

S2_Weight


05.0025.049.019.02.00

3.33 ± 0.84S3_Weight


05.0025.049.019.02.00

3.33 ± 0.84S4_Weight


011.037.042.08.002.00

3.05 ± 0.65

S2_Performance

-1 1

S1_Performance

-1 1

S3_Performance

-1 1

S4_Performance

-1 1

S_Performance


3.0612.65.306.9116.424.118.67.702.852.50

-0.0185 ± 0.43

S_Utility

F2_Weight


02.0017.048.031.02.00

3.6 ± 0.95F3_Weight


02.0023.055.017.03.00

3.32 ± 0.77F4_Weight


04.0422.250.521.22.02

3.38 ± 0.86

F4_Performance

-1 1

F3_Performance

-1 1

F2_Performance

-1 1

F_Performance


3.5412.76.4711.417.021.517.24.862.692.50

-0.0658 ± 0.43

F_Utility

F1_Risk_Performance

-1 1

G1_Weight


1.09.0032.041.016.0 1.0

3.21 ± 0.85

G3_Weight


01.9820.846.530.7

0

3.59 ± 0.95

G2_Weight


1.9812.933.738.69.902.97

3.03 ± 0.78

G4_Weight


02.0023.055.017.03.00

3.32 ± 0.77

G1_Performance

-1 1

G2_Performance

-1 1

G3_Performance

-1 1

G4_Performance

-1 1

G_Performance


3.7413.52.923.939.6823.825.610.24.092.53

0.0387 ± 0.45

S1_WEIGHT_NORM


3.756.7515.98.2137.528.0

2.31 ± 1.2

F1_WEIGHT_NORM


4.818.3515.77.0734.529.6

2.42 ± 1.2

G_Utility

G4_Property_Rights


43.111.011.715.718.5

0.444 ± 1.6

G1_Planning_Policy


14.331.628.18.5217.4

0.169 ± 1.3

G1_External_Collaboration


9.0720.621.920.328.1

-0.377 ± 1.3

S2_Health_and_Safety


10.338.016.016.419.3

0.0367 ± 1.3

S1_Social_Protection


7.9531.612.717.830.0

-0.302 ± 1.4

S3_Social_Equity


7.6433.020.819.419.2

-0.0954 ± 1.3

S4_Community_Acceptance


11.027.519.721.120.7

-0.132 ± 1.3

F2_Council_Cost


3.9232.110.921.931.2

-0.444 ± 1.3

F3_Community_Cost


3.8125.110.929.830.3

-0.576 ± 1.3

F4_Future_Options


8.8545.28.9715.221.7

0.0426 ± 1.4

F1_Asset_Protection


7.9640.59.7521.120.7

-0.0603 ± 1.3

G3_Council_Liability


6.7635.433.17.1417.6

0.0661 ± 1.2

E2_Weight


01.9815.857.424.8

0

3.48 ± 0.89E3_Weight


02.0022.049.027.0

0

3.52 ± 0.91E4_Weight


01.9815.857.424.8

0

3.48 ± 0.89

E2_Performance

-1 1

E3_Performance

-1 1

E4_Performance

-1 1

E1_Performance

-1 1

E_Performance


2.7112.79.5611.916.317.714.38.323.922.52

-0.0607 ± 0.44

E_Utility

E1_Natural_Adaptation


15.523.012.020.628.9

-0.243 ± 1.5

E2_Enhance_Amenity


11.523.211.823.929.7

-0.372 ± 1.4

E3_Externalities


9.5227.112.520.030.8

-0.355 ± 1.4

E4_Natural_Buffer


15.429.39.0420.925.4

-0.117 ± 1.5

E1_WEIGHT_NORM1


0.430.661.430.6687.49.38

1.26 ± 0.71

HAZARD_SLR


4.893.413.152.675.0080.9

0

8.5 ± 22

EROSION_W


4.1712.519.436.123.64.17

3.26 ± 1.1

SLR_RISK


2.7064.810.44.925.375.776.08

14.1 ± 33

NET_HAZARD


12.59.538.948.3012.339.09.38

-6800 ± 25000

SLR_W


4.7116.027.837.811.81.90

2.98 ± 0.91

HAZARD_NEAR_TEST

1-1

91.98.12

0.838 ± 0.55

EROSION_RISK


2.7070.39.383.423.714.196.33

12.7 ± 32

HAZARD_EROSION


5.081.371.050.971.1090.4

0

6.39 ± 21

PROPERTY_RISK


17.326.222.513.59.728.112.70

57.9 ± 69

PROPERTY_VALUE_W


20.020.020.020.020.0

0

2.8 ± 1.3

PROPERTY_VALUE


19.839.820.39.904.345.86

0

49.7 ± 29

ROADS


21.039.417.8.025

0 0

21.8

47.7 ± 33

AIR


.004 0 0 0 0

100 0

0.504 ± 0.67

AIR_BUS


.004 0 0 0 0

100 0

0.504 ± 0.67

OPEN_DRAINS


28.025.417.9 0 + 0 0

28.8

45.6 ± 37

WATER_INFRASTRUCTURE


2.7010.343.922.410.13.397.17

30.7 ± 49

WATER_W


20.020.020.020.020.0

0

2.8 ± 1.3

WATER_INFRA_RISK


5.3012.326.523.916.27.308.51

29.6 ± 45

WASTE_MANAGE


.006 0 0 0 0

100 0

0.506 ± 0.78

STORM_PIPES


18.641.517.8.060

0 0

22.1

46.8 ± 32

TRANSPORT_INFRASTRUCTURE


5.885.8927.522.913.211.013.6

32.1 ± 71

TRANSPORT_RISK


9.5510.516.518.816.714.113.9

54.8 ± 140

TRANSPORT_W


20.020.020.020.020.0

0

2.8 ± 1.3

NET_ASSETS


14.013.720.714.68.696.0122.3

-1040 ± 2500

FINANCIAL_ASSETS_TEST

1-1

72.227.8

0.444 ± 0.9

F1_W


4.818.3515.77.0734.529.6

58.6 ± 180

REC_FACs


.018 0 0 0 0

100 0

0.517 ± 1.3

TRAILS


18.142.716.70.61 0 + 0

21.9

46.9 ± 32

RECREATION


5.885.8931.621.810.211.013.6

22.1 ± 24

CARAVAN


.006 0 0 0 0

100 0

0.505 ± 0.75

OPEN_SPACE


2.830.210.220.250.8495.7

0

3.32 ± 15

COMMUNITY_HUB


33.51.641.631.291.5760.4

0

32.4 ± 42

CHILDCARE


.012 0 0 0 0

100 0

0.511 ± 1

COMMUNITY


5.886.5526.57.097.9740.25.88

18.8 ± 25

COMMUNITY_W


20.020.020.020.020.0

0

2.8 ± 1.3

SOCIAL_ASSETS_TEST

1-1

75.724.3

0.513 ± 0.86

NET_SOCIAL_ASSETS


11.49.8017.715.816.08.7320.5

-960 ± 2400

S1_W


3.756.7515.98.2137.528.0

51.4 ± 170

COMMUNITY_RISK


5.889.5012.419.918.128.16.16

24.6 ± 48

REC_AREAS_W


20.020.020.020.020.0

0

2.8 ± 1.3

REC_AREAS_RISK


8.3112.118.117.415.714.513.9

31.5 ± 55

E1_W

CriticalHigh importanceModerate importanceLow importanceNot importantNo Data

0.430.661.430.6687.49.38

14.7 ± 68

NET_ECO_ASSETS


1.221.271.440.971.6593.4

0

7.58 ± 52

CRITICAL_HABITAT


1.681.331.190.941.7293.1

0

3.38 ± 14

BIODIVERSITY_W


20.020.020.020.020.0

0

2.8 ± 1.3

BIODIVERSITY_RISK


1.221.271.440.971.6593.4

0

4.69 ± 23

ECO_ASSETS_TEST

1-1

100 0

1 ± 0

ERODABLE_COAST

YesNo

PUBLIC_LAND

YesNo

ROOM_FOR_SETBACK

YesNo

STUDY_REGION

SydneySunshine CoastBega

ADAPTATION_OPTION

Shoreline stablisationBeach nourishmentGroynes or headlandsSeawalls or revetmentsElevation of structuresRemovable structuresRisk spreadingWater proofingAcquisition of propertiesIncrease setbacksBlock developmentRolling easement

1.674191.421840.527050.321230.835881.280220.407000.427800.807721.332091.462650.95909

PLANNING_HORIZON

T 0 to 10 YearsT 10 to 25 YearsT 25 Years or More

The BN

‘Near-term’ time horizon

Adaptation Option G1 G2 G3 G4 F1 F2 F3 F4 S1 S2 S3 S4 E1 E2 E3 E4

Shoreline stabilisation 1.6 -0.1 0.9 0.5 0.9 0.7 0.6 1.4 1.6 1.1 0.9 1.3 1.3 1.4 1.2 1.2

Beach nourishment 1.5 -0.7 1.1 1.0 0.6 -0.7 -0.5 -0.1 1.0 0.8 0.7 1.0 0.6 0.3 -0.5 0.2

Groynes or artificial headlands 1.3 -1.5 0.8 0.5 0.5 -1.0 -0.3 -0.5 1.0 0.4 0.5 0.5 -0.1 -0.8 -1.2 -0.6

Sea walls or revetments 1.4 -1.0 0.9 -0.1 1.3 -1.1 -0.5 -1.0 0.7 0.8 0.1 0.4 -0.4 -1.1 -0.8 -0.6

Elevation of structures 1.1 0.7 0.9 -0.4 0.9 -0.9 -0.6 0.0 0.4 0.3 0.0 0.2 0.2 -0.3 0.6 0.3

Removable structures in at-risk areas 1.0 0.6 1.0 -0.3 0.5 0.6 0.1 1.0 0.9 0.3 0.8 0.7 0.2 0.4 0.1 0.4

Risk spreading mechanisms -0.2 -0.5 0.5 0.2 0.7 -0.4 -0.5 0.3 0.0 -0.3 0.4 0.1 -0.8 -1.0 -0.1 -0.6

Water proofing of at-risk properties 1.1 0.9 0.7 0.7 0.5 -0.5 -0.5 0.2 -0.1 0.1 -0.2 -0.1 -0.6 -0.4 0.1 -0.2

Acquisition of at-risk properties 0.6 0.7 -0.3 -0.5 0.5 -1.8 0.0 -0.5 -0.1 0.8 -0.5 -0.1 0.6 0.3 0.5 0.7

Increase setbacks on at-risk properties 0.4 -0.3 0.7 -0.6 1.1 1.0 -0.5 1.2 0.4 1.2 0.7 0.6 1.5 1.0 0.5 1.0

Block development on at-risk properties 1.0 -0.1 0.7 -0.9 0.0 0.8 -1.4 1.2 -0.3 1.1 0.9 0.4 1.0 1.0 1.0 1.0

Implement rolling easements -0.5 -0.8 0.3 -1.0 0.1 0.9 -0.7 0.9 -0.1 1.1 0.8 0.5 0.7 -0.1 0.5 0.3

Community education about risk 1.5 1.5 1.1 1.2 0.4 0.5 0.8 1.5 0.9 1.3 1.1 1.1 0.8 1.0 1.1 1.0

Assessments of vulnerability and risk 1.5 1.2 0.8 0.8 0.9 -0.3 0.7 1.3 0.5 0.7 1.2 0.9 1.2 1.2 1.2 1.2

Integrated coastal zone management 1.1 -0.6 0.6 0.1 0.9 -0.3 0.9 1.4 1.1 0.9 1.2 1.1 1.5 1.4 1.5 1.4


Adaptation

options Evaluate


- governance

- economic

- social

- environmental

Workshops

x 3 Survey

BN

Literature

Review

- protection

- accommodation

- retreat

- cross cutting

1-10

10-25

25+

Spatial data

Additional decision nodes

Asset categories and data

Additional decision nodes

Coastal hazards

Visualisation

Visualisation

Stephen Summerhayes Manager Projects and Programs

Contact Address: Town Hall House, 456 Kent Street, Sydney, 2000

Email: [email protected]


Documents

Using Multi-Criteria Analysis to Prioritise Coastal ... · Stephen Summerhayes . Manager Projects and Programs . Using Multi-Criteria Analysis to Prioritise Coastal Adaptation Options