The European Union Adopts New Guidance On Roadway Lighting Installations "We are pleased to note some very good elements in the GPP criteria update. Chief among these is mindfulness about lighting levels, increasingly seen as key to a global reduction in both light consumption and skyglow. This involves the principle that the GPP calls ‘As Low As Reasonably Achievable‘ (ALARA) in determining appropriate illumination levels for all lighting designs. Other important components of the gui