Environmental, social, and economic sustainability focus respectively on protecting ecological systems, maintaining equitable and resilient societies, and supporting viable long-term economic activity. They are distinct but interdependent, so a policy may advance one dimension while weakening another.
In the Development and Sustainability thematic study, sustainability has a contested meaning because political actors disagree about what should be sustained, for whom, and at what cost.
| Dimension | Main focus | Contemporary example |
|---|---|---|
| Environmental sustainability | Protecting ecosystems and using natural resources at rates that allow regeneration. | Costa Rica has generated almost all its electricity from renewable sources in recent years, reducing dependence on fossil fuels while protecting its low-carbon electricity system. |
| Social sustainability | Maintaining human well-being, equality, rights, inclusion, and community resilience across generations. | After the 2013 Rana Plaza collapse killed more than 1,100 people in Bangladesh, the Bangladesh Accord brought brands and trade unions together to improve factory safety. |
| Economic sustainability | Maintaining production, employment, incomes, and public finances over the long term without creating unmanageable costs or exhausting productive resources. | Norway invests state petroleum revenue through its sovereign wealth fund rather than spending it all immediately, preserving financial wealth for future generations. |
The dimensions overlap because environmental damage can undermine both livelihoods and social stability. Pakistan's 2022 floods, for example, displaced millions, damaged crops and infrastructure, and increased pressure on government finances. One environmental shock therefore produced social and economic consequences.
A common misconception is that sustainability means only environmental protection. In Global Politics, it also concerns who receives benefits, who bears costs, and whether a policy remains politically and economically viable. A rapid closure of coal mines may reduce emissions but threaten mining communities unless governments fund retraining and alternative employment.
For exam responses, define the relevant dimension, identify affected actors, and analyse trade-offs using a specific contemporary case. Link your argument to power, because actors influence which priorities dominate, and to legitimacy, because policies may lose public acceptance if their costs are distributed unfairly.