c enter for i ntegrated r egional a ssessment vulnerability of 21 st century water resources in the...

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CENTER FOR INTEGRATED REGIONAL ASSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center for Integrated Regional Assessment Penn State CENTER FOR INTEGRATED REGIONAL ASSESSMENT

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Page 1: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Vulnerability of 21st Century Water Resources in the Eastern US

Brent YarnalDepartment of Geography &

Center for Integrated Regional AssessmentPenn State

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Page 2: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Vulnerability of 21st Century Water Resources in the Eastern US

Geographical context Future stresses Vulnerability analysis Future vulnerability of

water resources Vulnerability & future

water policy

Page 3: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Geographical context

Humid climate Large population Diverse human landscape

– Culturally– Economically– Politically

Page 4: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Geographical context

Humid climate Large population Diverse human landscape

– Culturally– Economically– Politically

Page 5: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Geographical context

Humid climate Large population Diverse human landscape

– Culturally– Economically– Politically

Page 6: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Geographical context

Humid climate Large population Diverse human landscape

– Culturally– Economically– Politically

Page 7: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Geographical context

Humid climate Large population Diverse human landscape

– Culturally– Economically– Politically

Page 8: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Future stresses

Shifting populations Changing economies Aging infrastructure Increasing regulation Changing climate

Page 9: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Vulnerability analysis

Definition of vulnerability Dimensions of vulnerability

Page 10: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Definition of vulnerability

The likelihood of harm to people and to the places and things they value

Page 11: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Dimensions of vulnerability

Exposure Sensitivity Adaptive capacity

Page 12: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Basics of the bullseye

Page 13: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Future vulnerability of water resources Future climate Future human system

– Population

– Economy

– Built environment

Page 14: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center

CENTER FOR INTEGRATED REGIONAL ASSESSMENT

Vulnerability & future water policy Policy makers must

address: – Changing climate– Changing population– Changing economy– Aging infrastructure

Page 15: C ENTER FOR I NTEGRATED R EGIONAL A SSESSMENT Vulnerability of 21 st Century Water Resources in the Eastern US Brent Yarnal Department of Geography & Center