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Municipal wastewater accounts for a substantial amount of methane emissions worldwide. Capturing and using methane from wastewater systems can help mitigate climate change and provide a source of local clean energy. However, cities in developing…

What is humanity’s best defense against a pandemic or other major threat? You’d be partially right to think: high-tech equipment in gleaming new health facilities, a computer farm in the cloud to collect and share data, highly qualified clinical staff, vast sums for vaccine research and development, and expansive budgets funding expensive national public health systems.

HMG wants a scoping and design exercise for a new governance programme in the Pacific to enhance regional security and prosperity. We are assessing the contribution that the Conflict, Security and Stability Fund could make toward these objectives. This…

A new Centers for Disease Control and Prevention study confirms that mask use, vaccinations, and boosters reduce the risk of COVID-19 reinfection.

Only 1 of 10 programs evaluated—9 in the Pathways for Advancing Careers and Education project plus the HPOG 1.0 Program--increased earnings after six years.

Abt explains how the Biden administration’s Initiative for Unsheltered and Rural Homelessness addresses findings from our study of homeless encampments.

Abt’s Cara Jackson set off a Tweet storm that she turned into a two-part blog series for Education Week on the role of teacher’s salaries in student outcomes.

A guide to learning more from social experiments using data from participants to measure implementation practices and local confounding factors.