This provides updated guidance on mitigating the impacts of lighting on bats. This guidance note supersedes the previous 2009 guidance and goes into depth about lighting levels and colour temperature impacts on different bat species.
This is part of our Good Practice Guidance for Bats, produced by Becky Collins.
Reference: Bat Conservation Trust and Institute of Lighting Professionals (2018) Guidance Note 08/18: Bats and artificial lighting in the UK. ILP, Rugby