Millions rely on the Paris metro daily, but how safe is the air? An eight-month study reveals alarming levels of heavy metals in 332 stations, with pollution nearly five times higher than WHO standards. Metro vents also emit toxic air into surrounding neighbourhoods, raising urgent concerns about public health and environmental accountability.
Share on Facebook
Share on Twitter
Share on Whatsapp
Share on Telegram
Share on Facebook
Share on Twitter
Share on Whatsapp
Share on Telegram