Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts

People living in poverty are particularly vulnerable to shocks, including those caused by natural disasters such as floods and droughts. Previous studies in local contexts have shown that poor people are also often overrepresented in hazard-prone a...

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Main Authors: Winsemius, Hessel C., Jongman, Brenden, Veldkamp, Ted I.E., Hallegatte, Stephane, Bangalore, Mook, Ward, Philip J.
Format: Working Paper
Language:English
en_US
Published: World Bank, Washington, DC 2015
Subjects:
Online Access:http://documents.worldbank.org/curated/en/2015/11/25250857/disaster-risk-climate-change-poverty-assessing-global-exposure-poor-people-floods-droughts
http://hdl.handle.net/10986/23437
id okr-10986-23437
recordtype oai_dc
repository_type Digital Repository
institution_category Foreign Institution
institution Digital Repositories
building World Bank Open Knowledge Repository
collection World Bank
language English
en_US
topic FLOODING
POOR PEOPLE
RISKS
HOUSEHOLD SIZE
HOUSEHOLD SURVEY
POVERTY REDUCTION
POVERTY LINE
IMPACT ON POVERTY
STORM
SPATIAL SCALE
FLOOD PROTECTION
UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT
HYDROLOGIC CYCLE
TOPOGRAPHY
POVERTY LEVELS
POVERTY REDUCTION STRATEGIES
HAZARDOUS CONDITIONS
INCOME
DISASTER‐RISK
DISCHARGE
HYDROLOGY
MONITORING
RESERVOIRS
HOUSING
DEATH
SURFACE WATER
LAND SCARCITY
NATIONAL POVERTY
POOR PEOPLE
FLOOD PROTECTION
DISASTER
WETLAND AREAS
DAMAGES
INCOME GAP
GLOBAL POVERTY
QUALITY
MEASURES
DISASTER EVENTS
HOUSEHOLD‐LEVEL DATA
EXTREME WEATHER
HURRICANES
LAND PRICES
SAFETY NETS
POVERTY REDUCTION
STREAM
RURAL POPULATIONS
CLIMATIC CONDITIONS
SAVINGS
RURAL HOUSEHOLDS
RESERVOIR
AGRICULTURAL PRODUCTIVITY
NATURAL DISASTER
DROUGHT CONDITIONS
WATER AVAILABILITY
SUBSISTENCE FARMERS
FLOODS
PLAINS
FLOODED
NATIONAL POVERTY
NATURAL HAZARD
TRANSFERS
NATURAL DISASTERS
WAVES
HOUSEHOLD INCOME
POVERTY MAPS
ESTIMATES OF POVERTY
DISASTERS
HOUSEHOLD SURVEYS
INDICATORS
CLIMATE CHANGE
PRECIPITATION PATTERNS
CASE STUDIES
FARMERS
PRECIPITATION
RUNOFF
CLASSIFICATION
COASTAL AREAS
IMPACT ON POVERTY
POVERTY MAPS
POVERTY DATA
DROUGHTS
NATURAL HAZARDS
STUDIES
DISASTER REDUCTION
ESTIMATES OF POVERTY
DISASTER RISK
CLIMATE CHANGE
DROUGHT
POOR POLICY
IMPACT OF DISASTER
NATURAL HAZARD
NATIONAL SCALE
RURAL LEVEL
POVERTY LINE
BANK
HOUSEHOLD SURVEYS
EXTREME EVENTS
POOR COUNTRIES
FLOOD DAMAGE
CLIMATE
LAND SCARCITY
EL NINO
WETLAND ECOSYSTEMS
HOUSEHOLD SIZE
DAMAGE
NATURAL DISASTER
RURAL
SAMPLE SIZE
PONDS
DIKES
URBAN SETTINGS
FLOOD
FOOD
HUMAN DEVELOPMENT
POVERTY REDUCTION STRATEGIES
RURAL GAPS
DATA SETS
DEATH TOLL
TARGETING
POVERTY INDICATORS
WATER AVAILABILITY
RURAL HOUSEHOLDS
RURAL AREAS
CLIMATIC CHANGE
LAKES
LAND
SUBSISTENCE FARMERS
ECOSYSTEMS
FLOOD PLAINS
ANALYSIS
UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT
FLOOD DAMAGES
COAST
HURRICANE
OBSERVATIONS
RIVERINE
RISK
GROUNDWATER
MITIGATION
POOR HOUSEHOLDS
ARID REGIONS
HAZARDOUS CONDITIONS
SAMPLING
RURAL AREAS
POVERTY
WETLAND
DROUGHT RISK
SOUTHERN OSCILLATION
CLIMATE CONDITIONS
ESTIMATES OF POVERTY
AGRICULTURAL PRODUCTIVITY
RISK MANAGEMENT
POOR
AGREEMENT
EXTREME WEATHER EVENTS
DISASTER RISK
RISK MANAGEMENT
NATIONAL‐SCALE
WEATHER EVENTS
SAFETY
LAND PRICES
WETLANDS
POOR COUNTRIES
LAND‐USE
NATURAL HAZARDS
RECONSTRUCTION
NATURAL DISASTERS
HUMAN DEVELOPMENT
INEQUALITY
RIVER
POOR HOUSEHOLDS
FLOW REGIMES
HOUSEHOLD SURVEY
spellingShingle FLOODING
POOR PEOPLE
RISKS
HOUSEHOLD SIZE
HOUSEHOLD SURVEY
POVERTY REDUCTION
POVERTY LINE
IMPACT ON POVERTY
STORM
SPATIAL SCALE
FLOOD PROTECTION
UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT
HYDROLOGIC CYCLE
TOPOGRAPHY
POVERTY LEVELS
POVERTY REDUCTION STRATEGIES
HAZARDOUS CONDITIONS
INCOME
DISASTER‐RISK
DISCHARGE
HYDROLOGY
MONITORING
RESERVOIRS
HOUSING
DEATH
SURFACE WATER
LAND SCARCITY
NATIONAL POVERTY
POOR PEOPLE
FLOOD PROTECTION
DISASTER
WETLAND AREAS
DAMAGES
INCOME GAP
GLOBAL POVERTY
QUALITY
MEASURES
DISASTER EVENTS
HOUSEHOLD‐LEVEL DATA
EXTREME WEATHER
HURRICANES
LAND PRICES
SAFETY NETS
POVERTY REDUCTION
STREAM
RURAL POPULATIONS
CLIMATIC CONDITIONS
SAVINGS
RURAL HOUSEHOLDS
RESERVOIR
AGRICULTURAL PRODUCTIVITY
NATURAL DISASTER
DROUGHT CONDITIONS
WATER AVAILABILITY
SUBSISTENCE FARMERS
FLOODS
PLAINS
FLOODED
NATIONAL POVERTY
NATURAL HAZARD
TRANSFERS
NATURAL DISASTERS
WAVES
HOUSEHOLD INCOME
POVERTY MAPS
ESTIMATES OF POVERTY
DISASTERS
HOUSEHOLD SURVEYS
INDICATORS
CLIMATE CHANGE
PRECIPITATION PATTERNS
CASE STUDIES
FARMERS
PRECIPITATION
RUNOFF
CLASSIFICATION
COASTAL AREAS
IMPACT ON POVERTY
POVERTY MAPS
POVERTY DATA
DROUGHTS
NATURAL HAZARDS
STUDIES
DISASTER REDUCTION
ESTIMATES OF POVERTY
DISASTER RISK
CLIMATE CHANGE
DROUGHT
POOR POLICY
IMPACT OF DISASTER
NATURAL HAZARD
NATIONAL SCALE
RURAL LEVEL
POVERTY LINE
BANK
HOUSEHOLD SURVEYS
EXTREME EVENTS
POOR COUNTRIES
FLOOD DAMAGE
CLIMATE
LAND SCARCITY
EL NINO
WETLAND ECOSYSTEMS
HOUSEHOLD SIZE
DAMAGE
NATURAL DISASTER
RURAL
SAMPLE SIZE
PONDS
DIKES
URBAN SETTINGS
FLOOD
FOOD
HUMAN DEVELOPMENT
POVERTY REDUCTION STRATEGIES
RURAL GAPS
DATA SETS
DEATH TOLL
TARGETING
POVERTY INDICATORS
WATER AVAILABILITY
RURAL HOUSEHOLDS
RURAL AREAS
CLIMATIC CHANGE
LAKES
LAND
SUBSISTENCE FARMERS
ECOSYSTEMS
FLOOD PLAINS
ANALYSIS
UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT
FLOOD DAMAGES
COAST
HURRICANE
OBSERVATIONS
RIVERINE
RISK
GROUNDWATER
MITIGATION
POOR HOUSEHOLDS
ARID REGIONS
HAZARDOUS CONDITIONS
SAMPLING
RURAL AREAS
POVERTY
WETLAND
DROUGHT RISK
SOUTHERN OSCILLATION
CLIMATE CONDITIONS
ESTIMATES OF POVERTY
AGRICULTURAL PRODUCTIVITY
RISK MANAGEMENT
POOR
AGREEMENT
EXTREME WEATHER EVENTS
DISASTER RISK
RISK MANAGEMENT
NATIONAL‐SCALE
WEATHER EVENTS
SAFETY
LAND PRICES
WETLANDS
POOR COUNTRIES
LAND‐USE
NATURAL HAZARDS
RECONSTRUCTION
NATURAL DISASTERS
HUMAN DEVELOPMENT
INEQUALITY
RIVER
POOR HOUSEHOLDS
FLOW REGIMES
HOUSEHOLD SURVEY
Winsemius, Hessel C.
Jongman, Brenden
Veldkamp, Ted I.E.
Hallegatte, Stephane
Bangalore, Mook
Ward, Philip J.
Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
relation Policy Research Working Paper;No. 7480
description People living in poverty are particularly vulnerable to shocks, including those caused by natural disasters such as floods and droughts. Previous studies in local contexts have shown that poor people are also often overrepresented in hazard-prone areas. However, systematic evidence across countries demonstrating this finding is lacking. This paper analyzes at the country level whether poor people are disproportionally exposed to floods and droughts, and how this exposure may change in a future climate. To this end, household survey data with spatial identifiers from 52 countries are combined with present-day and future flood and drought hazard maps. The paper defines and calculates a “poverty exposure bias” and finds support that poor people are often overexposed to droughts and urban floods. For floods, no such signal is found for rural households, suggesting that different mechanisms—such as land scarcity—are more important drivers in urban areas. The poverty exposure bias does not change significantly under future climate scenarios, although the absolute number of people potentially exposed to floods or droughts can increase or decrease significantly, depending on the scenario and the region. The study finds some evidence of regional patterns: in particular, many countries in Africa exhibit a positive poverty exposure bias for floods and droughts. For these hot spots, implementing risk-sensitive land-use and development policies that protect poor people should be a priority.
format Working Paper
author Winsemius, Hessel C.
Jongman, Brenden
Veldkamp, Ted I.E.
Hallegatte, Stephane
Bangalore, Mook
Ward, Philip J.
author_facet Winsemius, Hessel C.
Jongman, Brenden
Veldkamp, Ted I.E.
Hallegatte, Stephane
Bangalore, Mook
Ward, Philip J.
author_sort Winsemius, Hessel C.
title Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
title_short Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
title_full Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
title_fullStr Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
title_full_unstemmed Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts
title_sort disaster risk, climate change, and poverty : assessing the global exposure of poor people to floods and droughts
publisher World Bank, Washington, DC
publishDate 2015
url http://documents.worldbank.org/curated/en/2015/11/25250857/disaster-risk-climate-change-poverty-assessing-global-exposure-poor-people-floods-droughts
http://hdl.handle.net/10986/23437
_version_ 1764453843790200832
spelling okr-10986-234372021-04-23T14:04:15Z Disaster Risk, Climate Change, and Poverty : Assessing the Global Exposure of Poor People to Floods and Droughts Winsemius, Hessel C. Jongman, Brenden Veldkamp, Ted I.E. Hallegatte, Stephane Bangalore, Mook Ward, Philip J. FLOODING POOR PEOPLE RISKS HOUSEHOLD SIZE HOUSEHOLD SURVEY POVERTY REDUCTION POVERTY LINE IMPACT ON POVERTY STORM SPATIAL SCALE FLOOD PROTECTION UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT HYDROLOGIC CYCLE TOPOGRAPHY POVERTY LEVELS POVERTY REDUCTION STRATEGIES HAZARDOUS CONDITIONS INCOME DISASTER‐RISK DISCHARGE HYDROLOGY MONITORING RESERVOIRS HOUSING DEATH SURFACE WATER LAND SCARCITY NATIONAL POVERTY POOR PEOPLE FLOOD PROTECTION DISASTER WETLAND AREAS DAMAGES INCOME GAP GLOBAL POVERTY QUALITY MEASURES DISASTER EVENTS HOUSEHOLD‐LEVEL DATA EXTREME WEATHER HURRICANES LAND PRICES SAFETY NETS POVERTY REDUCTION STREAM RURAL POPULATIONS CLIMATIC CONDITIONS SAVINGS RURAL HOUSEHOLDS RESERVOIR AGRICULTURAL PRODUCTIVITY NATURAL DISASTER DROUGHT CONDITIONS WATER AVAILABILITY SUBSISTENCE FARMERS FLOODS PLAINS FLOODED NATIONAL POVERTY NATURAL HAZARD TRANSFERS NATURAL DISASTERS WAVES HOUSEHOLD INCOME POVERTY MAPS ESTIMATES OF POVERTY DISASTERS HOUSEHOLD SURVEYS INDICATORS CLIMATE CHANGE PRECIPITATION PATTERNS CASE STUDIES FARMERS PRECIPITATION RUNOFF CLASSIFICATION COASTAL AREAS IMPACT ON POVERTY POVERTY MAPS POVERTY DATA DROUGHTS NATURAL HAZARDS STUDIES DISASTER REDUCTION ESTIMATES OF POVERTY DISASTER RISK CLIMATE CHANGE DROUGHT POOR POLICY IMPACT OF DISASTER NATURAL HAZARD NATIONAL SCALE RURAL LEVEL POVERTY LINE BANK HOUSEHOLD SURVEYS EXTREME EVENTS POOR COUNTRIES FLOOD DAMAGE CLIMATE LAND SCARCITY EL NINO WETLAND ECOSYSTEMS HOUSEHOLD SIZE DAMAGE NATURAL DISASTER RURAL SAMPLE SIZE PONDS DIKES URBAN SETTINGS FLOOD FOOD HUMAN DEVELOPMENT POVERTY REDUCTION STRATEGIES RURAL GAPS DATA SETS DEATH TOLL TARGETING POVERTY INDICATORS WATER AVAILABILITY RURAL HOUSEHOLDS RURAL AREAS CLIMATIC CHANGE LAKES LAND SUBSISTENCE FARMERS ECOSYSTEMS FLOOD PLAINS ANALYSIS UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT FLOOD DAMAGES COAST HURRICANE OBSERVATIONS RIVERINE RISK GROUNDWATER MITIGATION POOR HOUSEHOLDS ARID REGIONS HAZARDOUS CONDITIONS SAMPLING RURAL AREAS POVERTY WETLAND DROUGHT RISK SOUTHERN OSCILLATION CLIMATE CONDITIONS ESTIMATES OF POVERTY AGRICULTURAL PRODUCTIVITY RISK MANAGEMENT POOR AGREEMENT EXTREME WEATHER EVENTS DISASTER RISK RISK MANAGEMENT NATIONAL‐SCALE WEATHER EVENTS SAFETY LAND PRICES WETLANDS POOR COUNTRIES LAND‐USE NATURAL HAZARDS RECONSTRUCTION NATURAL DISASTERS HUMAN DEVELOPMENT INEQUALITY RIVER POOR HOUSEHOLDS FLOW REGIMES HOUSEHOLD SURVEY People living in poverty are particularly vulnerable to shocks, including those caused by natural disasters such as floods and droughts. Previous studies in local contexts have shown that poor people are also often overrepresented in hazard-prone areas. However, systematic evidence across countries demonstrating this finding is lacking. This paper analyzes at the country level whether poor people are disproportionally exposed to floods and droughts, and how this exposure may change in a future climate. To this end, household survey data with spatial identifiers from 52 countries are combined with present-day and future flood and drought hazard maps. The paper defines and calculates a “poverty exposure bias” and finds support that poor people are often overexposed to droughts and urban floods. For floods, no such signal is found for rural households, suggesting that different mechanisms—such as land scarcity—are more important drivers in urban areas. The poverty exposure bias does not change significantly under future climate scenarios, although the absolute number of people potentially exposed to floods or droughts can increase or decrease significantly, depending on the scenario and the region. The study finds some evidence of regional patterns: in particular, many countries in Africa exhibit a positive poverty exposure bias for floods and droughts. For these hot spots, implementing risk-sensitive land-use and development policies that protect poor people should be a priority. 2015-12-18T19:18:25Z 2015-12-18T19:18:25Z 2015-11 Working Paper http://documents.worldbank.org/curated/en/2015/11/25250857/disaster-risk-climate-change-poverty-assessing-global-exposure-poor-people-floods-droughts http://hdl.handle.net/10986/23437 English en_US Policy Research Working Paper;No. 7480 CC BY 3.0 IGO http://creativecommons.org/licenses/by/3.0/igo/ World Bank World Bank, Washington, DC Publications & Research :: Policy Research Working Paper Publications & Research