Key Details
The report brings together evidence on urbanisation, housing affordability, seismic vulnerability and institutional responses across the Hindu Kush Himalaya region.
Theme | Key Findings |
|---|---|
Geographic scope | Bhutan, Nepal and the Indian Himalayan region within the Hindu Kush Himalayas (HKH). |
Population at risk | More than 650 million people live in high seismic-risk areas across the broader HKH region. |
Urbanisation | Urban populations in Bhutan and Nepal have nearly doubled in two decades, with growth outpacing infrastructure and planning. |
Housing challenge | Nepal faces an urban housing shortage of 1.4 million units (2023); rental affordability is a major issue in Bhutan. |
Informal settlements | Around 45% of the region's urban population lives in slums or informal settlements, many located in hazard-prone areas. |
Cost of resilience | Seismic strengthening generally increases construction costs by 5–20%, although design efficiencies can offset much of this increase. |
Economic rationale | Every $1 invested in disaster prevention can save up to $15 in post-disaster relief and recovery costs. |
Key policy direction | Integrate seismic risk into housing, land-use planning, finance, building regulations and urban development rather than treating disaster resilience separately. |
From Housing Policy to Urban Risk Management
The working paper argues that the affordability crisis and disaster resilience in Himalayan cities are not separate policy problems but mutually reinforcing challenges. Rapid urbanisation is pushing low-income households into informal settlements on landslide-prone slopes, unstable soils and other hazardous locations, increasing future disaster losses while worsening housing shortages.
Urbanisation Without Risk-Informed Planning
The report finds that urban growth across Bhutan, Nepal and India's Himalayan states is occurring faster than planning systems can respond. Although governments have introduced housing and urban development policies, these often remain disconnected from seismic hazard assessments, resulting in settlements and infrastructure that are exposed to avoidable risks.
The paper therefore recommends embedding multihazard mapping, updated building codes, and risk-sensitive land-use planning into urban expansion strategies rather than relying primarily on post-disaster reconstruction.
Affordable Housing Requires Whole-System Reform
Rather than focusing only on construction costs, the report analyses the housing value chain, highlighting bottlenecks in land availability, infrastructure provision, housing finance, planning approvals and regulatory enforcement. It argues that governments should treat affordable housing as an integrated urban system requiring coordinated public and private investment.
The paper also highlights persistent barriers faced by women in accessing property ownership and housing finance, making gender-responsive financing mechanisms an important component of inclusive housing policy.
Learning from Regional Practice
The report identifies several promising approaches already emerging across the region:
Bhutan's land pooling model enables coordinated urban expansion while sharing infrastructure costs among landowners.
India's Pradhan Mantri Awas Yojana–Urban (PMAY-U) demonstrates how beneficiary-led housing can incorporate technical support for seismic safety.
Kathmandu Valley's risk-sensitive land-use planning shows how hazard mapping can be integrated into urban planning, although implementation remains uneven outside the capital.
The paper also notes that traditional vernacular construction techniques, when properly engineered, can deliver both affordability and seismic resilience, challenging assumptions that resilience necessarily requires expensive modern materials.
What Is Risk-Informed Urban Planning?
Risk-informed urban planning incorporates earthquake hazards, landslide susceptibility, soil conditions, flood risks and other natural hazards into decisions on land use, infrastructure development and housing regulation. Instead of responding after disasters occur, it seeks to reduce future exposure by guiding where and how cities expand.
Policy Relevance
The paper reframes affordable housing and disaster resilience as a single urban development agenda rather than parallel policy objectives.
It highlights the importance of multihazard spatial data as a core component of urban planning, housing policy and infrastructure investment.
The findings support stronger integration between housing policy, land-use regulation, disaster risk reduction and climate adaptation, particularly in rapidly urbanising mountain regions.
The analysis demonstrates that incremental investments in resilient construction can substantially reduce long-term public expenditure on disaster response and reconstruction.
The recommendations reinforce the need for gender-responsive housing finance, stronger building-code enforcement and wider public awareness of seismic risks.
For India's Himalayan states, the report offers practical lessons for strengthening programmes such as PMAY-Uthrough improved technical guidance, hazard-informed planning and beneficiary support.
Follow the Full Report Here: Toward More Livable Cities in the Hindu Kush Himalayas: Lessons from the Nexus of Affordable and Seismic-Resilient Housing in Bhutan, the India–Himalaya Region, and Nepal (ADB South Asia Working Paper No. 104).