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Latin America’s electric bus fleet reaches 10,000

More than 80 cities across the region now operate electric buses, with Santiago, São Paulo and Bogotá accounting for over 7,000 vehicles. The 10,000 electric bus milestone was announced by C40 Cities...

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Cities get new tools to tackle climate misinformation

A new global initiative to help cities identify and respond to climate disinformation has been launched at London Climate Action Week, as city leaders increasingly turn to data, monitoring and...

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Climate disclosure emerges as funding lever for cities

Cities are using climate disclosure to unlock funding and attract investor interest despite tight budgets, new global data on city reporting shows. The latest release of climate and environmental data...

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Cities lead global rise in green employment

C40 Cities has reported that 21 million good green jobs now exist across 81 of its member cities, marking progress towards its goal of 50 million by 2030. The figures show that local climate policies...

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Bike-sharing drives €305m boost to cities

Bike-sharing is boosting Europe’s local economies through job creation and reduced congestion, generating €305 million in annual benefits, according to new analysis. The findings come from a study...

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Bogotá and Sydney lead 2025 Earthshot finalists

Bogotá and Sydney have been named among the 2025 finalists of the Earthshot Prize, highlighting how cities can pioneer clean air and low-carbon building solutions. Guangzhou has also been shortlisted...

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London and Rio put cities at COP30 centre

Cities are set to play a central role at this year’s COP30 climate summit, with the launch of a new Local Leaders Forum in Rio de Janeiro and the expansion of London’s air quality monitoring programme,...

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Cities accelerate climate action through data disclosure

Cities worldwide are increasingly using environmental data disclosure to shape their responses to the climate crisis–particularly in adapting transport, infrastructure, and public health systems to...

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Brussels’ new tool brings the 10-minute city closer to reality

Since 2018, the City of Brussels has sought to become a 10-minute city. Its new interactive mapping tool is taking the city one step closer to achieving this vision. A city of proximity The 10-minute...

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Holistic mobility systems seen as solution to transit gaps

A new report is urging city governments and public transit agencies to rethink their mobility strategies to better serve all residents. The Better Mobility Trendreport 2025 identifies critical gaps in...

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How Madrid’s LEZ has revolutionised air quality

Madrid’s low emission zone (LEZ) has been a long time in the making. As of January 2025, it’s fully implemented and covers the entire municipal area. Madrid’s journey with its LEZ began in 2018 with...

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Tallinn unveils noise reduction plan to improve health and housing

Estonia’s capital Tallinn has announced an action plan to reduce “environmental noise” in public spaces. The plan will see the city strengthen its public transport network, build more pavements, and...

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Tuscon cuts congestion by 46 percent with AI

Tucson, Arizona, has seen significant improvements in traffic flow and safety following the implementation of an AI-powered traffic management system across more than 80 intersections. During peak...

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Bangkok offers free public transport amid pollution crisis

Bangkok has introduced free public transport for a week in a bid to reduce soaring levels of air pollution in the Thai capital. Since Saturday, all bus and electric train operators have been waiving...

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London ranked as Europe’s most congested city

Drivers in London spent an average 101 hours sitting in traffic last year – a two percent increase on 2023 – according to a new report from transport analytics firm Inrix. The UK capital has seen a...

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Cities to receive heat resilience grants

Ten successful US cities will receive US$10,000 to support the development of their own Heat Resilience Roadmap from the Center for Heat Resilient Communities (CHRC). Technical assistance will also be...

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San Diego launches climate action dashboard

San Diego has launched its latest Climate Action Plan (CAP) along with an online dashboard that enables the public to track progress on its environmental goals. The city reported that while the...

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Why the 15-minute city continues to inspire municipal leaders

Christopher Carey spoke with Paris’ special envoy for smart cities Carlos Moreno about how his 15-minute city concept has evolved as municipalities continue to adopt his thinking despite a backlash on...

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TfL forced to repay ‘unlawful’ low emission zone fines

Transport for London (TfL) may have to repay millions of pounds in low-emission zone fines handed out to Dutch haulage drivers after agreeing they had been issued unlawfully. The transport authority...

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How subnational leaders are paving the path to sustainability

By ICLEI leadership team* Transforming commitments into action: a call for subnational leadership on the road to COP30 and beyond Katrin Stjernfeldt Jammeh, ICLEI President, Mayor of Malmö, Sweden As...

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