D. Galadí-Enríquez took part in the XXVIII General Assembly of the International Astronomical Union in Beijing, 2012, specifically in the session on protection of the night sky. There I had the chance to present a summary on «Legal protection of the night sky in Andalusia (Western Europe)», prepared in collaboration with Ángela Ranea-Palma, from the Ministry for the Environment of the Regional Government of Andalusia (Junta de Andalucía). Here you can download the summary of our talk, and in this second link you will find the slides used during the speech. Also, I chaired the discussion on blue light of the Special Session on Light Pollution and I prepared the…