Findings from an evaluation of promoting latrine construction and use in rural Odisha triggered discussion and evaluation on strengthening the link between sanitation and health in the design of rural sanitation programmes.

Impact evaluation evidence informed the adoption of a government-led teaching–learning model in India and other countries. Numerous factors influenced evidence use in decision-making.

Findings from an evaluation of an environmental protection intervention in Uganda helped shape that country's new environmental conservation law, prompted the creation of a new network of conservation organisations and informed global environmental policy debates.

The summary analyses the barriers and facilitators to the use of evaluation evidence that could help decision makers in South Africa improve reading among learners in the foundation grades. 

The findings of the 3ie-supported evaluation helped the Mexican government mobilise funding and evidence to build a national strategy to reduce emissions from deforestation and environmental degradation.