Cities

More than 65% of the world's population are projected to live in urban areas by 2050, with major implications resource use, energy, water and sanitation, and health and well-being. At the same time urbanization can bring benefits, especially efficiency gains. SEI examines these challenges in the round to advance sustainable urbanization.

Martina Otto, Head of Secretariat at the Climate and Clean Air Coalition (CCAC), presents findings from the Integrated Assessment of Air Pollution and Climate Change for Sustainable Development in Africa during the ACAP Roadmap meeting in Accra, Ghana. Participants are seated and engaged, with the assessment summary displayed on a screen.

Charting Africa’s path to clean air: reflections from the ACAP roadmap meeting in Accra

Feature / SEI researchers presented key insights and next steps for the African Clean Air Program (ACAP) Roadmap in Accra, Ghana.

12 June 2025 / About Cities, Pollution and Short lived climate pollutants

An architectural model of Stockholm Royal Seaport

Bosnian municipalities learning from Swedish sustainability efforts

Feature / As part of the BiH SuTra project, a delegation of mayors and municipal staff visited sustainable Sweden.

9 June 2025 / About Cities, Innovation, Sustainable lifestyles and Water resources

Supporting clean air and climate resilience in Nairobi County

Feature / SEI will contribute to the development of the Nairobi City County Air Quality Action Plan (2025–2029).

3 June 2025 / About Cities, Pollution, Short lived climate pollutants and Transport

Nurture in nature for nurture of nature: SEI at the Conference for Advancing the Participatory Sciences 2025

Past event / Discover ways to achieve enduring impact from environmental citizen science projects in schools, based on Smriti Safaya's research in Hong Kong and the UK.

27 May 2025 / About Cities

Webinar: Nature-based solutions for climate-resilient cities: digital tools for decision-makers

Past event / This event will explore digital platforms that could help cities implement nature-based solutions and solve urban adaptation challenges on local level.

22 May 2025 / About Adaptation and Cities

Three people stand at the stone wall of a well, with an open water surface and dirt to the left, greenery to the right and light blue sky with small white clouds above.

Gridless water configurations in growing cities in India and Kenya

SEI brief / Urban and water planning authorities can consider integrating decentralized and off-grid (“gridless”) solutions to improve water services in growing cities.

22 May 2025 / About Cities

A pedestrian crossing an intersection in Medan.

Decarbonizing road passenger transport and reaping health benefits in Indonesia

SEI brief / This SEI brief highlights how Indonesia can reduce greenhouse gas emissions and air pollution from road transportation, potentially leading to health benefits.

21 May 2025 / About Cities, Mitigation, Pollution, Public policy, Sustainable Development Goals and Transport

Compass and pin point marking with vintage world map background.

SEI launches new Consumption Compass

Past event / Join the launch of SEI's Consumption Compass, analysing climate change impacts from Swedish households – streamed live for public viewing.

20 May 2025 / About Cities, Climate policy, Sustainable Development Goals and Sustainable lifestyles

Compass and marking pins on blur vintage world map.

Consumption Compass 2.0

Tool / SEI's Consumption Compass is a unique tool, tracking greenhouse gas emissions from households in Sweden for over 100 consumption categories.

About Cities, Climate policy, Innovation, Public policy and Sustainable lifestyles