Revision summary
Urbanisation is the rising urban share of people and urban work and form. Fast growth outruns housing, water, sewer, and formal jobs. Slums, congestion, pollution, and heat islands follow. Migrants face informal work and weak security. Census towns without strong municipalities are a planning gap.
Model answer
Introduction
Urbanisation is the rise in the share of people living in towns and cities, and the spread of urban work, built form, and lifestyles into the countryside. When the pace outruns planning, the same process that creates jobs also creates slums, congestion, and ecological load.
Body
Definition
- Demographically, urbanisation is the increase in the urban percentage of population (Census of India: statutory towns, census towns, and urban agglomerations).
- Functionally, it is the shift from farm livelihoods to manufacturing and services, denser housing, and municipal governance, even when a census town still looks semi-rural.
- Fast-pace urbanisation means the city grows faster than water, sewer, housing, and jobs can be formally supplied.
Problems of rapid urban growth
- Housing shortage and informal slums (Dharavi, parts of Kanpur, Lucknow’s unauthorised colonies) leave millions without tenure, toilets, or storm drains.
- Water, sewerage, solid waste, and power lag; untreated sewage into the Ganga and Yamuna is the civic face of speed without treatment plants.
- Transport congestion, PM2.5 spikes, urban heat islands, and loss of wetlands (East Kolkata, Lucknow gomti floodplain) are environmental costs of unplanned sprawl.
- Informal work, child labour, and weak social security travel with rural migrants; women face unsafe public space and unpaid care loads in dense wards.
- Crime, communal flashpoints in mixed chawls, and ‘exclusionary urbanisation’ of the poor to peri-urban edges follow when growth is market-led.
- Master plans, AMRUT, PMAY-Urban, and Smart Cities try to catch up, but notification of census towns without municipalities leaves a governance gap, sharp in Uttar Pradesh’s small towns.
Flow diagram
flowchart TD U[Fast urbanisation] --> H[Slum housing gap] U --> S[Water sewer waste lag] U --> E[Air heat wetland loss] U --> G[Governance census town gap]
Conclusion
Urbanisation is the demographic and functional rise of city life. Its fast pace, without matching housing, utilities, and local government, produces slums, pollution, congestion, and social stress rather than automatically producing development.
Quick related
Students also ask
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Discuss the spatial distribution of types of rural settlements in the Ganga Plain.
Next question in the 2019 paper (Q17). View answer →
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Is urbanisation itself a problem?
No. Cities concentrate jobs and services. The problem is pace without housing, utilities, and accountable local government.
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Why do census towns matter in this answer?
They urbanise on paper and on the ground without municipal staff or sewers, which is how fast urbanisation skips civic amenities.
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