Blueair praises London ’s bold initiative to warn Londoners about toxic air levels
Blueair has called on major cities worldwide to follow a new initiative by London to warn Londoners about air pollution in real time and advise people how to protect their health during peak bad air alerts. The toxic air alert program kicks off August 15 with electronic update signs at all 270 London Underground stations and 2,500 bus countdown signs and river pier signs across London.