Bars represent average annual concentrations over a limited number of monitoring stations along busy roads in major European cities (Vienna, Prague, Paris, Berlin, Athens, Krakow, Bratislava, Stockholm and London NOX, and Prague, Copenhagen, Berlin, Reykjavik, Rome, Bratislava, Stockholm and London PM10), error bars represent the highest annual concentration measured at one single monitoring station
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Is junk and marketing mail being delivered to your home?
Removing your name from the mailing list can be as easy as sending a letter, postcard, email or ticking a box on a form. This can save many trees and a lot of water each year. You can also add a sign on your mailbox: ‘No advertisements please’.
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