Motorway lighting will be permanently switched off and removed on sections of the M1 motorway in Bedfordshire, reducing carbon emissions and light pollution, the Highways Agency has announced.
http://nds.coi.gov.uk//content/detail.aspx?NewsAreaId=2&ReleaseID=420762&SubjectId=8
seen at 06:31, 11 August in Adjudicators Office News - national.