EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·Aug 19·5 min read
Scientists stunned by children's lung recovery in ultra low emission zone
TL;DR
Children's lung growth in London improved significantly after the introduction of an Ultra Low Emission Zone in 2019, surprising researchers. This study suggests that local clean air initiatives can effectively mitigate pollution's harmful effects on young lungs.
✦ Why It Matters
Advocate for local clean air initiatives to protect children's health in your community.
Key Takeaways
- Support local clean air initiatives to improve public health.
- Encourage policies that reduce vehicle emissions.
- Promote walking and cycling to reduce pollution exposure.
- Stay informed about air quality in your area.
Full Summary
Researchers studied over 3,400 primary school children in London and Luton to assess lung growth in relation to air quality improvements following the implementation of the Ultra Low Emission Zone (Ulez) in 2019. The study tracked children aged six to nine for five years, measuring lung function before and after Ulez.
Initially, London children had smaller lung capacities compared to their peers in Luton, a less polluted area. By the end of the study, lung capacity in London children improved significantly, with clinically impaired lung capacity dropping from 14% to 9%.
This suggests that the Ulez effectively reduced harmful nitrogen dioxide levels, leading to better lung health. The findings indicate that clean air zones can have immediate and lasting benefits for children's respiratory health, with implications for urban policy worldwide.