Cities Climate Action Summit 2024: going green in the built environment

The SmartCitiesWorld Summit, which takes place 26-27 June, will act as a call to action for cities to make the transformation of the built environment a central part of their climate action strategies.

Smart Cities Reports

Podcasts

Opinions

Rebuilding green: Analysing the Biden infrastructure plan

John Fitzgerald, Project Director, Linesight, explains why major reskilling, outreach work by government and the right messaging will be key to realising benefits.

The role of smart energy in the UK’s green transport system

Charging infrastructure development must catch up if the UK’s smart transport system and carbon reduction ambitions are to be realised, says Thomas Newby, chief operating officer of Tonik Energy.

22 - 26 June 2026: Find out more

Latest City Profile

SmartCitiesWorld City Profile – Sunderland

Smart Cities Reports

Find out how Sunderland is repositioning itself as a leading smart city – using digital infrastructure and low-carbon innovation to build a resilient, future-focused economy in the latest SmartCitiesWorld City Profile.

Latest Trend Report

Trend Report: Planning and operating thriving cities – innovation for smarter urban living

Trend Series

Download our latest report to uncover how artificial intelligence is being used to support cities in how they plan and operate city services to ensure they are vibrant, sustainable and economically thriving modern spaces.

Latest Webinar

Trend Report Panel Discussion (21 May): Operating smarter: using digital twins and AI to reshape urban infrastructure management

Webinars

Discover how AI-powered digital twins are transforming urban infrastructure and how these innovations can improve efficiency, resilience, and sustainability.

Latest Podcast

Cities Thriving on Lighting, Episode 2 – Simplicity by design in smart lighting

Podcasts

Discover the technology and considerations behind how cities can turn existing streetlight networks into secure, interoperable, and future‑proof infrastructure in the second episode of Cities Thriving on Lighting.

Latest Urban Exchange Podcast

Urban Exchange Podcast Episode 32 – Flood and energy resilience in Quezon City

Urban Exchange Podcast

Tune in for the latest Urban Exchange where we get a first-hand account of city resilience measures from Quezon City following unexpected extreme rainfall.

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Most Popular

Data tool aims to help developers meet biodiversity metric

Washington State pledges $25m to scale clean energy financing

Dreaming of the future cities

Smart island enters next development phase

France top for sustainable parking policy

SmartCitiesWorld Newsletters (Daily/Weekly)

Our editorial newsletter pulls together our latest news items into one email, direct to your inbox. We also feature our latest city interviews, Special Reports and Guest Opinions.

Home | Energy & Environment | Air quality

Air quality

The latest news on air quality challenges and solutions for smart city projects across the world.

Winning innovations from Global Mayors challenge announced

Winning innovations from Global Mayors challenge announced

News25 Feb 2026

Projects include repairing infrastructure to unlock housing, building early warning systems to mitigate weather emergencies, and turning waste into school meals.

Chicago reopens Green Homes registration

Chicago reopens Green Homes registration

Residential buildings23 Feb 2026

City-led decarbonisation initiative takes an equity-focused approach, providing both electrification and health and safety upgrades to low-income homeowners.

Rome crowned Smart City of 2025 at Barcelona Expo

Rome crowned Smart City of 2025 at Barcelona Expo

News06 Nov 2025

Judges at the World Smart City Awards gala said Rome’s visionary strategy is leveraging data, 5G and digital twins to enhance urban governance, improve public services and build resilience.

Chicago slashes carbon emissions from large buildings

Chicago slashes carbon emissions from large buildings

Climate action04 Aug 2025

Department of Environment’s energy benchmarking report shows both progress and areas of opportunity for making large Chicago buildings more energy efficient.

Partnership aims to enhance IoT interoperability for buildings

Partnership aims to enhance IoT interoperability for buildings

Internet of Things07 Jul 2025

According to the partners, the collaboration will reduce integration efforts by up to 80 per cent, resulting in optimised building operations and sustainability.

Work begins on affordable net zero homes for Bristol

Work begins on affordable net zero homes for Bristol

Residential buildings09 Jun 2025

The pioneering project is led by social and affordable housing developer Edaroth as part of its involvement in the UN Habitat Climate Smart Cities challenge.

Chicago introduces ordinance for green social housing development

Chicago introduces ordinance for green social housing development

Residential buildings24 Feb 2025

Ordinance will allow the City to establish an independent nonprofit to serve as the Green Social Housing developer and increase the supply of affordable housing.

Exploring the untapped potential of circular retrofitting

Exploring the untapped potential of circular retrofitting

Climate action15 Jan 2025

Report reveals the untapped potential of circular retrofitting to decarbonise the built environment and deliver significant economic and environmental benefits.

Lake Ontario cooling system expanded to serve more buildings

Lake Ontario cooling system expanded to serve more buildings

Water30 Aug 2024

Enwave claims the expansion has effectively increased its cooling capacity by 60 per cent, with the capability of providing service to an additional 40 buildings.

Biden administration awards $12.62m for clean energy projects

Biden administration awards $12.62m for clean energy projects

Climate action29 Aug 2024

The programme will distribute $12.62m to 32 local governments, two states, and one Tribe to improve energy efficiency, and reduce greenhouse gas emissions.

Most Popular

ST Engineering to provide smart city platform for Lusail City

The company will build and operate a smart city platform with citywide network connectivity for the Qatar city using advanced AI and data-driven technologies.

Huawei seals smart city deal with Barcelona

They will collaborate on projects relating to 5G, smart city applications and digital transformation.

Solar city goes live

Trina Solar’s PV modules have begun operations in the 10MW Sustainable City in Dubai, which aims to use only clean energy sources

What is ‘Smart City’ and why do we need them?

Smart city is the framework based on Information and Communication technologies that enable the development of sustainable practices to address the urbanisation challenges. Leveraging the technology is one of the foremost pillars of ‘smart cities’ in order to increase efficiencies and improve the quality of resident’s life and the city’s services.

Public technology Portal sculpture unites Dublin and New York

Each sculpture features a 24/7 visual livestream from a Portal in the other city, allowing real-time interaction between Dubliners and New Yorkers and visitors.

SmartCitiesWorld Newsletters (Daily/Weekly)

Our editorial newsletter pulls together our latest news items into one email, direct to your inbox. We also feature our latest city interviews, Special Reports and Guest Opinions.

Guest Opinions

Rebuilding green: Analysing the Biden infrastructure plan

John Fitzgerald, Project Director, Linesight, explains why major reskilling, outreach work by government and the right ...

The 14 pillars of a smart city

Strategies must take a holistic approach encompassing people, institutions, structures and operations, say Clint Vince, ...

We examined 885 European cities’ plans to tackle climate change – here’s what we found

Oliver Heidrich, Senior Researcher in Urban Resource Modelling, Newcastle University, and Diana Reckien, Associate ...

Latest City Profile

SmartCitiesWorld City Profile – Sunderland

Smart Cities Reports

Find out how Sunderland is repositioning itself as a leading smart city – using digital infrastructure and low-carbon innovation to build a resilient, future-focused economy in the latest SmartCitiesWorld City Profile.

Latest Trend Report

Trend Report: Planning and operating thriving cities – innovation for smarter urban living

Trend Series

Download our latest report to uncover how artificial intelligence is being used to support cities in how they plan and operate city services to ensure they are vibrant, sustainable and economically thriving modern spaces.

Latest Webinar

Trend Report Panel Discussion (21 May): Operating smarter: using digital twins and AI to reshape urban infrastructure management

Webinars

Discover how AI-powered digital twins are transforming urban infrastructure and how these innovations can improve efficiency, resilience, and sustainability.

Latest Podcast

Cities Thriving on Lighting, Episode 2 – Simplicity by design in smart lighting

Podcasts

Discover the technology and considerations behind how cities can turn existing streetlight networks into secure, interoperable, and future‑proof infrastructure in the second episode of Cities Thriving on Lighting.

Latest Urban Exchange Podcast

Urban Exchange Podcast Episode 32 – Flood and energy resilience in Quezon City

Urban Exchange Podcast

Tune in for the latest Urban Exchange where we get a first-hand account of city resilience measures from Quezon City following unexpected extreme rainfall.

BECOME A MEMBER

Build your own Industry Resource Library
Gain access to all SmartCitiesWorld content
Make the most of Industry Webinar Events

Register Login

Most Popular

Data tool aims to help developers meet biodiversity metric

Washington State pledges $25m to scale clean energy financing

Dreaming of the future cities

Smart island enters next development phase

France top for sustainable parking policy

SmartCitiesWorld Newsletters (Daily/Weekly)

Our editorial newsletter pulls together our latest news items into one email, direct to your inbox. We also feature our latest city interviews, Special Reports and Guest Opinions.

Research

Research Report: How smart is your office?

SmartCitiesWorld research has found employers are turning to smart office tech to safeguard employee wellbeing.

Smart cities: Where's the ROI?

This whitepaper explores how smart cities can deliver social, economic and environmental benefits, providing a three-dimensional return on investment.