Category: Press Release
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Bloomberg Philanthropies Commits $45 Million to Expand Clean Air Efforts as Breathe Cities Delivers Tangible Wins
New support builds on early successes in 14 cities where mayors have deployed nearly 1,200 air quality sensors, implemented 26 local clean air policies, and reduced harmful pollution. Expansion to Addis Ababa and Madrid deepens Breathe Cities’ impact across five continents as demand rises for data-driven solutions to cut pollution and protect public health.
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The ‘Air’ of Sofia: How Art and Data Are Transforming the Urban Environment Together
An interactive outdoor exhibition in Sofia is bringing together photography, science and public health to raise awareness of air pollution and showcase the city’s progress on clean air action. The initiative, supported by Breathe Cities, features finalist images from the national photography contest “The Air” alongside data highlighting Sofia’s measurable improvements in air quality.
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Mexico City Launches City’s First Low-Cost Air Sensor Network to Drive Targeted Clean Air Action as Part of Breathe Cities Initiative
Up to 15 low-cost sensors will be installed across community hubs to deliver hyperlocal air quality data to help safeguard public health.
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New Breathe Cities Research Shows Cities Leading on Air Quality Action Cut Air Pollution by Over 20%
New report, "Breathe better: How leading cities have rapidly cut air pollution", shows that cities can achieve major improvements in air quality through coordinated, data-driven action. The analysis identifies 19 cities that reduced PM2.5 and NO2 levels by 20–45% over 15 years, demonstrating that rapid progress on clean air is possible.
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Breathe Cities Announces Cecilia Vaca Jones as New Executive Director
Former Ecuador Social Development Minister to lead global initiative supporting cities to clean our air.
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Nairobi City County Launches New Air Quality Action Plan and First-of-its-Kind Public Data Portal to Accelerate Action for Clean Air
County announces strategic roadmap supported by Breathe Cities to improve air quality and make air quality data publicly available. For the first time, city leaders and residents will have access to hyper-local data about air pollution levels in the places they live and work.
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Breathe Cities Applauds the City of Bogotá, Earthshot Prize Winner
Colombian capital city honoured for its pioneering efforts to clean the air for eight million residents. Bogotá joined Breathe Cities during New York Climate Week in 2024 and, through the initiative, is working to further reduce pollution from road transport and construction machinery and expand the city’s air quality monitoring.
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Breathe Cities Mayors Unite On Air Quality Action at COP30 Local Leaders Forum
COP30 Local Leaders Forum gives mayors from around the world the chance to share solutions that can help millions of people live healthier lives. City leaders and mayors from Breathe Cities, including Bogotá, Jakarta, Johannesburg, London, Milan, Paris, Rio de Janeiro, Sofia and Warsaw, share their progress on tackling air pollution.
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Nairobi Takes Action for Clean Air with First City-Owned Air Quality Monitoring Network
Nairobi launches its first city-owned air quality monitoring network—deploying 50 sensors delivering real-time data to identify pollution hotspots, shape new regulations, and drive action to protect public health.
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Mayors Show Their Support for Clean Air, as New Analysis Reveals Health and Economic Benefits of Tackling Air Pollution in Cities
C40 Cities Co-Chairs Mayor Sadiq Khan of London and Mayor Yvonne Aki-Sawyerr of Freetown welcome new WHO Road Map to cut air pollution, while new Breathe Cities research outlines the significant gains for public health and the economy by improving urban air quality.