14 The Air Quality Strategy for England, Scotland, Wales and Northern Ireland (Volume 1) The long term goal of European policy 6, shared by the UK Government and devolved administrations, is ultimately to remove all critical levels and loads exceedences.20.8 The Air Quality Strategy for England, Scotland, Wales and Northern Ireland (Volume 1) in hand with better planning, better management and smarter ways of using our transport network.46.
The definition of luminous is giving off a very bright light or a person or trait considered glowing. An example of luminous is the sun. An example of luminous is the smile of a beautiful girl. luminous. luminous.
For other uses, see Lumen (disambiguation) . The lumen (symbol: lm) is the SI derived unit of luminous flux, a measure of the total amount of visible light emitted by a source. full sphere has a solid angle of 4Ï steradians, so a light source that uniformly radiates one candela in all directions has a total luminous flux of 1 cd Ã 4Ï sr = 4Ï cdâsr â 12.57 lumens.