Rigorous third-party impact assessments across our field programs
Measuring child survival, cholera containment, and fishery economic yields with independent methodology.
Photo: Sundarbans, 2025 © Tideline
Download full impact evaluation studies
We publish full certified financial statements, impact methodologies, and safeguarding protocols.
Impact Evaluation Report 2024–2025
Third-party longitudinal health study tracking maternal survival rates, vaccination coverage, and cyclone surge protection in delta villages.
Five-Year Coastal Inundation Health Impact Assessment
Longitudinal clinical data from 412,000 consultations across 68 delta islands documenting maternal health, cholera incidence, and water salinity markers.
Impact Evaluation Report 2022–2023
Five-year retrospective assessing the survival and economic yield of 1.9 million restored Avicennia marina mangroves.
How we independently measure life-saving results
Every program is tracked against rigorous baseline surveys conducted in partnership with local university public health departments.
We need your support to keep the mobile clinic boats running
Ninety-one percent of our funding comes directly from individual donors. Unrestricted monthly support ensures our doctors can stay when roads are washed away.