SEI US

SEI US is a non-profit research organization with offices in California, Massachusetts and Washington State. We conduct research and engage with decision-makers on energy, water and climate policy.

Education City stadium, a football stadium built for the 2022 World Cup, sits beneath a twilight sky, foregrounded by a landscape of grassy bushes

SEI’s carbon market expert weighs in on FIFA’s World Cup carbon neutrality claims

SEI's Derik Broekhoff features in a news segment by DW Planet A on FIFA's spurious claim that the 2022 World Cup will be carbon neutral.

Fire boat response crews battle the blazing remnants of the Deepwater Horizon offshore oil rig , 21 April 2010. A Coast Guard MH-65C dolphin rescue helicopter and crew document the fire aboard the mobile offshore drilling unit Deepwater Horizon, while searching for survivors. Multiple Coast Guard helicopters, planes and cutters responded to rescue the Deepwater Horizon's 126 person crew.

SEI research underpins new frontier of climate-related court decisions

COP27 delivers on finance for Loss and Damage, disappoints on fossil fuels, adaptation

New Assessment: Africa could save hundreds of thousands of lives by acting to cut air pollution and prevent climate change

Press release
Air
Climate
17 November 2022
Africa

Magdalena, a cook using biogas on a farm near Arusha, Tanzania

Integrated assessment of air pollution and climate change for sustainable development in Africa

African leaders can act quickly across five key areas to fight climate change, prevent air pollution, and protect human health. 

Other publications
Air
Climate
17 November 2022
Africa

Three people in masks at a table in a meeting hall with others at COP26 attendees Glasgow

Enhancing resilience to global crises in the UNFCCC climate arena

Coal fired power station, US © baranozdemir / Getty

The equity dimensions of anti-fossil fuel norms

SEI reports
Climate
Energy
10 November 2022

Two women in meat factory handling poultry on conveyor belt, Ukraine

A just transition in the meat sector: why, who, and how?

All SEI US publications

Research areas

Water for ecosystems and livelihoods

Energy modeling

Aerial view of greenland ocean sunset with icebergs and sun reflecting off dark water

Climate policy

Equitable transitions

A woman sitting in a kitchen with an open cookstove

Sustainable bioenergy and development

WEAP

The Water Evaluation and Planning tool (WEAP) provides a comprehensive, flexible and user-friendly framework for policy analysis in water resources planning.

LEAP

The Low Emissions Analysis Platform (LEAP) is a powerful, versatile system for energy planning and climate change mitigation assessment.

Tool
Climate
Energy
Air
1 January 2018

SEI Epidemic-Macroeconomic Model

Tool
Energy
16 December 2021

NEMO: the Next Energy Modeling system for Optimization

Tool
Climate
Energy
19 May 2020

Emissions Inequality Dashboard

Tool
Climate
21 September 2020

All SEI tools