In Madagascar, an unstable climate is putting the vaccine cold chain to the test

Vaccination in Madagascar increasingly relies on a cold chain powered by solar energy – a major breakthrough for remote health centres, now facing the growing challenges of a changing climate. 16 July 2025 by Rivonala Razafison In recent months, southern Madagascar has faced a string of extreme weather events. Long periods of drought have been…

Reaching zero-dose children: local challenges, global lessons

There isn’t one simple solution for identifying and reaching zero-dose children – local contexts require local solutions. 17 July 2025 by JSI Geography, mobility, language, social norms, and political context can often determine who gets vaccinated and who’s left behind. Understanding these local nuances is the essential first step. This was the focus of Gavi’s…

Children growing up without parents are 70% more likely not to have received a single vaccine

Orphans and children with absent parents are at significantly higher risk of missing out on routine immunisation, a new study has found. 17 July 2025 by Joelle Ducharme A child in the streets of Kausa, India. Credit: Gavi/2023/Prakhar Deep Jain A new study led by researchers at the University of Montreal and the University of Minnesota…