Editor’s choice
Editor’s choice
Photo: Mark Basarab / Unsplash
Building on a long legacy of pioneering work, SEI explores ways to provide equitable, universal access to hygiene and sanitation, with a focus on systems that offer multiple benefits in terms of health, environmental sustainability, livelihoods and food security.
Perspective / Climate change is exposing the limits of today’s sanitation systems, making resilient and circular WASH essential for a sustainable future.
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Event on 22 August – 27 August in Stockholm / Meet SEI experts at World Water Week 2026, with the theme Water for People and Progress.
Event on 01 July – 15 July / SEI scientists will host a four-day training on WEAP, SEI's flagship water modelling software, in July. Register today.
Feature / Key insights from a new SEI report on wastewater in Bosnia and Herzegovina, with author Daniel Ddiba.
Past event / SEI scientists will host a four-day training on WEAP, SEI's flagship water modelling software, on 7, 9, 14 and 16 April. Register today.
Journal article / Study reveals widespread enteric infections in Bolivia, with strong links to water quality, sanitation and hygiene conditions in rural communities.
Perspective / Inherently connected, the nutrients needed on the fields are the same nutrients that sanitation systems could capture and reuse.
Collection / Explore SEI's content on how the global water crisis overlaps with gender issues on this World Water Day.
SEI podcast / How we define poverty shapes how effectively our policies and investments respond to real needs.
Journal article / This study shows how climate adaptation planning for sanitation in Nairobi reinforces inequality by favouring sewer systems over equitable solutions.
