A Quieter City Through the Strategic Arrangement of Green Cover Noise pollution is commonly perceived as a daily nuisance, but its consequences also extend to public health. This report explores whether a patch of green space can make a city quieter. Based on a recent study conducted in Lyon, the findings suggest that it can, provided that green spaces are located in the right places. This report is adapted from a post published by the ourplanet_eu account on September 25. Noise pollution causes 12,000 premature deaths annually in the European Union. It is also estimated to cause severe chronic annoyance among 22 million people across the EU each year. In response to this issue, even a small strip of trees planted near a busy road can make a neighborhood quieter, provided it is designed appropriately. The image below shows an aerial view of a major highway interchange situated between the urban fabric and trees. Its message is: “Research says yes, if it is in the right place.”

Aerial view of a major highway interchange surrounded by buildings and trees.

According to the Lyon study, several points are important: Arrangement, Not Quantity. The key issue is not how much green cover a city has, but how its green spaces are arranged. The Impact of Small Patches. Even small, strategically located patches of green space can reduce noise levels in the densest urban areas. A Practical and Affordable Tool. Given that 22 million people experience chronic annoyance, these findings offer cities a practical, cost-effective, and climate-friendly tool. Alignment with EU Policies. This nature-based solution could contribute to the European Union’s Zero Pollution Action Plan target of reducing chronic noise annoyance by 30% by 2030. The study’s findings indicate that reducing urban noise depends not only on increasing the overall amount of green space, but also on its arrangement and location. Small green spaces, when strategically placed, can be effective even in the most densely populated parts of a city. Given the substantial burden of noise pollution on public health in Europe, this approach offers cities an opportunity to take a step toward the 2030 target of a 30% reduction by using a cost-effective and climate-friendly measure. Source: A post by ourplanet_eu about a study conducted in Lyon, September 25.