世界银行-缅甸,2023年5月,特大气旋风暴莫查:全球灾后快速损失估计(GRADE)报告(英)-44页_2mb
报告摘要
Cyclone Mocha (May 2023) Damage Assessment in Myanmar
Executive Summary
- Event: Extremely severe cyclonic storm hit western Myanmar, primarily affecting Rakhine State.
- Economic Loss: Median estimate of direct damage: US$2.24 billion (3.4% of Myanmar’s 2021 GDP).
- Hard-hit Sectors: Residential housing (49% of total losses), infrastructure, and agriculture.
- Primary Damage Cause: Wind; flooding had a secondary impact.
- Fatalities and Displacement: Estimated 148 deaths; over 1.2 million affected, many displaced.
- Conflict Impact: The fragile, conflict-affected context worsened damages and hindered response.
- Economic Comparison: Damages are one-third of those from the 2008 Nargis cyclone, adjusted for inflation.
Key Findings
- Spacial Distribution:
-
80% of damages in Rakhine and Sagaing (Rakhine alone accounts for over 20% of total capital stock).
- 1.5 million+ people in Rakhine severely affected; nearly all buildings damaged in Sittwe township.
- Sector Breakdown:
- Housing (~49% of total damage, residential = 🏠, non-residential = ⬉, infrastructure, agriculture).
- Agriculture losses include crop damage and livestock; direct impact on food security elevated to 'hunger hotspot'.
- Infrastructure losses high (health, education, transportation), but wind impact was more severe than flooding.
- Conflict Sensitivity:
- Government authority limited in conflict zones, compounding the disaster response.
- Pre-existing landmines and UXO pose new risks in flooded and damaged areas.
- High concentrations of poor and IDP populations (especially in Rakhine) increase vulnerability.
- Historical Context:
- Rakhine and Irrawaddy deltas are most exposed historically (Nargis 2008 being the worst prior event).
- Frequency of cyclones increasing, with Bay of Bengal being a major hotspot for catastrophic storms.
Methodology
- GRADE Approach (Remote desktop analysis):
- Used satellite imagery, wind modeling, cross-referenced damage reports.
- Accountability for data gaps and conflicts through statistical modeling.
Annex References
- Methodology: Annex 1 details techniques for exposure/vulnerability/damage estimation.
- Data Sources: Annex 2 lists sources (State agencies, UN reports, global datasets).
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