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Managing scarce resources in an equitable and sustainable way requires sound forward planning. SEI provides technical tools used by planners and decision makers, around the world.
Feature / The European Union recently recognized TRANSCEND, an interactive water planning approach supported by SEI.
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Project / This project aims to build a comprehensive decision-support toolkit to help planners and policymakers address energy insecurity across New York State.
Feature / The European Union recently recognized TRANSCEND, an interactive water planning approach supported by SEI.
Past event / Meet SEI experts at World Water Week 2026, with the theme Water for People and Progress.
Media coverage / SEI's Jason Veysey co-authors an op-ed on how countries can go beyond national plans and platforms to achieve truly resilient decarbonized energy systems.
Past event / SEI scientists will host a four-day training on WEAP, SEI's flagship water modelling software, in July. Register today.
Feature / This story explores how SEI's WEAP tool empowers planners and policymakers to build resilient and adaptable water systems across the drying western US.
Journal article / This study examined how water, energy and agricultural policies in Mali, South Africa, Malawi and Tanzania support WEF nexus integration and energy transition.
Past event / SEI and CCAC are hosting an in-person hands-on training workshop 22–26 June in Pretoria on SEI's LEAP software for climate and clean air planning in Africa.
Press release / New SEI modelling shows Ukraine can reach climate neutrality by 2050, but needs to invest roughly EUR 550 billion more in decarbonization.









