Breaking down the question
The question is again in two parts. The first is definitional — what is sustainable development? The second is the analytical core — how can sustainability be achieved in a country where the poor's livelihood needs collide with environmental protection? The framing of a conflict is deliberate, and the answer must confront rather than dissolve it.
The examiner is probing the classic tension between ecology and equity: environmental protection can threaten the forests, rivers and commons on which the rural poor depend, while development that ignores ecology destroys the resource base of future livelihoods. A strong answer treats sustainability as a social justice problem, not merely a technical or conservationist one.
The note on the crisis of development, displacement and sustainability supplies the theoretical frame.
How to approach it
Define sustainable development through the Brundtland formulation and unpack its three pillars — economic, social and environmental — while foregrounding intergenerational and intragenerational equity. Then engage the conflict directly using Indian debates: the contrast between the ecological concerns of the elite and the livelihood ecology of the poor drawn from Guha and Gadgil.
For the second half, argue that sustainability in India cannot be achieved by fencing off nature from people; it requires environmental justice — community-managed commons, secure tenure, fair rehabilitation and a just transition. Sustain a single thesis: reconciling livelihood and environment, not choosing between them, is the Indian path to sustainability. Conclude by linking this to the wider challenge of social transformation.
Model answer
Sustainable development, as defined by the 1987 Brundtland Commission, is development that meets the needs of the present without compromising the ability of future generations to meet their own needs. It rests on three interdependent pillars — economic viability, social inclusion and environmental protection — and on two ethical principles: intergenerational equity between present and future, and intragenerational equity among those living now.
Sociologically, sustainability is not a purely technical target but a question of who bears the costs of environmental change and who enjoys development's benefits. This is where the Indian conflict between livelihood and environment becomes acute.
The conflict stated. For the urban middle class, environmentalism is often a concern for wilderness, clean air and species — what Ramachandra Guha called the environmentalism of full stomachs. For the rural and forest-dwelling poor, by contrast, the environment is the means of subsistence: forests, grazing lands, rivers and the commons furnish fuel, fodder, water and income. Guha and Madhav Gadgil distinguished ecosystem people, who depend directly on local nature, from omnivores, who draw on resources from across the country, and the ecological refugees displaced between them.
The conflict therefore takes two forms. Development projects — dams, mines, highways and industry — degrade ecosystems and displace the poor from their resource base, as the Narmada struggle dramatised. But conservation itself can dispossess: strict protected areas and forest closures have evicted or criminalised the very communities who long managed those landscapes. In both cases the ecosystem people pay the price, whether for growth or for green protection.
How sustainability can be achieved. The resolution lies not in choosing environment over livelihood, or the reverse, but in a model of environmental justice that treats the two as interdependent.
Recognise resource rights and community management. Secure tenure over land, forest and water — as the Forest Rights Act sought to do — gives communities a stake in conservation. Elinor Ostrom's work on the commons and India's own experience of joint forest management show that local, participatory governance often protects resources better than either state fiat or privatisation.
Ensure just and participatory development. Where projects are unavoidable, free, prior and informed consent, fair compensation and genuine rehabilitation are essential, so the burden of national development does not fall on the weakest. Environmental clearance must weigh social costs, not only ecological metrics.
Pursue a just transition and green livelihoods. Renewable energy, ecological restoration, sustainable agriculture and forest-based enterprise can align income with conservation, converting the environment from a constraint into a source of work. This is the practical meaning of reconciling livelihood with protection.
Enlarge capabilities and reduce poverty. Amartya Sen's insight that development is the expansion of freedoms applies directly: poverty forces the poor to over-exploit fragile resources, so tackling deprivation through education, health and secure employment is itself an environmental strategy.
Strengthen environmental democracy. Effective institutions — the National Green Tribunal, environmental-impact assessment, and the courts' recognition of a right to a healthy environment — give affected communities voice and hold the state and corporations to account.
Sustainable development, then, is achievable in India only if it is just. A model that pits the survival of the poor against the protection of nature will secure neither; a model that vests communities with rights over their resources, shares development's costs fairly and builds green livelihoods can reconcile the two. Sustainability is thus one of the central challenges of social transformation — the task of modernising the economy without destroying either the environment or the people who depend on it.
Examiner's perspective
Weak answers reduce the question to a general essay on pollution and the Sustainable Development Goals, ignoring the specific conflict the examiner has posed between livelihood and environment. Because this sits under the challenges of social transformation, the answer must be sociological — about equity, displacement and power — not a survey of environmental problems.
A second common failure is to answer only the first half well, defining sustainable development thoroughly but offering thin suggestions for the Indian dilemma. The two parts deserve balance, and the second should engage the conflict head-on rather than wishing it away.
Top scripts anchor the definition in Brundtland and its equity principles, deploy the Guha-Gadgil distinction between ecosystem people and omnivores, illustrate with the Narmada and Forest Rights debates, and resolve the tension through environmental justice and community rights rather than a false choice. Threading Sen's capabilities argument through the answer shows the candidate can connect environment, poverty and freedom — the analytical integration a twenty-mark answer rewards.