{
  "id": 2743904,
  "title": "London’s low emission zone is working – so why are cities around the world so cautious about clean air?",
  "url": "https://urgent.news/2026/08/23/londons-low-emission-zone-is-working-so-why-are-cities-around-the",
  "topic": "health",
  "section": "Health & Medicine",
  "published": "2026-08-23T07:00:26.000Z",
  "source": {
    "name": "Guardian Health",
    "slug": "guardian-health",
    "url": "https://www.theguardian.com/environment/2026/aug/23/london-low-emission-zone-working-other-cities-cautious-clean-air"
  },
  "original_language": "en",
  "account": "Ten years ago, Alastair Harper, an advocate for young people's health, experienced the dire effects of air pollution firsthand when his child was rushed to the hospital due to difficulty breathing. London's toxic air claimed the lives of hundreds of thousands of people each year, with Ella Adoo-Kissi-Debrah's death in 2013 being directly attributed to pollution in 2020.\n\nIn 2019, London introduced the ultra-low emission zone (Ulez), which charges £12.50 a day for polluting vehicles that do not meet stringent standards. This has led to a significant reduction in nitrogen dioxide levels, a harmful pollutant, and improved the air quality for children breathing it.\n\nProfessor Nick Hopkinson of Imperial College London stated that the QMUL study confirming the positive impact of Ulez was not surprising, as there is ample evidence linking air pollution to various health issues, including respiratory difficulties, heart disease, and premature death.\n\nDespite the proven benefits of clean air zones, opposition remains widespread, with many cities hesitant to implement similar measures. This opposition often stems from cultural and political factors, making it challenging for cities hoping to follow in London's footsteps. However, experts and advocates argue that the technology and knowledge exist to combat air pollution, and successful examples from around the world demonstrate that impactful policies can be replicated.",
  "summary": "Similar initiatives have been launched from Barcelona to Bogotá, but they have misinformation, political pressure and vested interests stacked against them Ten years ago, Alastair Harper was an advocate for young people’s health sitting in a stuffy meeting room in London planning an air pollution campaign. “My phone started buzzing,” he said. “I took the call, and then told the room I needed to…",
  "key_points": [
    "London's Ulez charges £12.50 daily for non-compliant vehicles, reducing nitrogen dioxide levels.",
    "Study confirms Ulez's positive impact on air quality, preventing premature deaths.",
    "Global cities hesitant to implement clean air zones due to cultural, political factors."
  ],
  "editors_take": "The success of London's ultra-low emission zone shows that clean air policies can work, but cultural and political opposition is holding back cities worldwide from adopting similar measures to protect public health.",
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}