A clean and efficient future: energy in focus at Cities Climate Action Summit 2024

Discover how this year’s Cities Climate Action Summit puts the spotlight on the switch to clean and renewable energy, and the importance of energy-efficiency.

Solar-powered cities: sunny outlook with patches of cloud

Renewable energy, combined with energy efficiency is central to powering cities of the future. Sarah Wray looks at how solar is a key part of that energy mix

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.

Blockchain and carbon offsetting can help cities reduce emissions – but sometimes simpler is better

The University of Liverpool’s Stephen Finnegan explores the pros and cons of carbon offsetting and outlines Liverpool’s bid to become the UK’s first ’climate positive’ city by the end of 2020.

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.

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

Los Angeles releases latest Climate Action Plan

Octopus Energy helps reduce energy bills for social housing

Miami-Dade County to implement solar and energy upgrades

Washington State pledges $25m to scale clean energy financing

Cardiff installs smart bike lockers in city centre

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.

Los Angeles releases latest Climate Action Plan

Los Angeles releases latest Climate Action Plan

Climate action17 Apr 2026

It comprises 50-plus actions creating a path for the City to reach carbon neutrality by 2045, double local solar production and install 120,000 EV chargers.

How Greater Manchester is powering schools by solar

How Greater Manchester is powering schools by solar

Solar power17 Nov 2025

Five schools will save around £40,000 annually between them on energy bills and reduce the amount of carbon released into the air by about 40 tonnes each year.

City of London and Square Mile on track to be net zero by 2040

City of London and Square Mile on track to be net zero by 2040

Climate action21 Oct 2025

Figures in the Climate Action Strategy progress report reveal that carbon emissions across the Square Mile have fallen by 24 per cent between 2017 and 2022.

Countdown to Cities Climate Action Summit 2025

Countdown to Cities Climate Action Summit 2025

Climate action22 May 2025

SmartCitiesWorld’s third Summit takes place on 24-25 June. Here’s a taste of what you can expect and how you can register to be part of this seminal event.

Wells Fargo incubator announces Scalable Tech Track pilots

Wells Fargo incubator announces Scalable Tech Track pilots

Climate action17 Apr 2025

The programme aims to address demand-side barriers to energy technology adoption by supporting large-scale, high-impact pilots across industries and sectors.

Espoo conducts scenario analysis to inform climate action

Espoo conducts scenario analysis to inform climate action

Climate action28 Jan 2025

Espoo is strengthening its knowledge base, especially on the development of building stock emissions per square metre, to promote sustainable construction.

City of Edmundston unveils microgrid project

City of Edmundston unveils microgrid project

Solar power18 Dec 2024

The Solstice microgrid project will supply the city with reliable, sustainable energy, reduce its carbon footprint, and support local economic growth.

City of London publishes climate action progress report

City of London publishes climate action progress report

Climate action22 Oct 2024

The City’s Climate Action Strategy commits the organisation to achieving net zero carbon emissions in its operations by 2027 and its full value chain by 2040.

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.

EPA awards $27bn to accelerate clean energy solutions

EPA awards $27bn to accelerate clean energy solutions

Climate action20 Aug 2024

Programmes that give communities access to the resources and investment capital to build cleaner, more sustainable economies can begin being implemented.

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.

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.

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

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

Connected Cities: Has the future changed in light of Covid-19?

The Covid-19 pandemic should force us to change how we use buildings, argues Meagan Crawford, Executive Director of ...

The 14 pillars of a smart city

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

Electric cars: Leading the charge

Electric vehicles hold enormous potential but their deployment so far has fallen short. Jacob Klimstra, Senior Energy ...

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

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