Tag: metros
“The concentration of particles in the air twice as high near the metro’s air vents”
The polluted air of the Paris metro is a real concern as heat waves multiply. The good polluted air of Paris is far from being the best and we know…
The future Grand Paris metros will have 5G
An Eiffage employee in one of the tunnels of the future line 15 of the Grand Paris Express, in February 2021 LUDOVIC MARIN / AFP Mobile Internet, in 3G and…