Top Themes

ALAN Conference Series

ALAN 6 will take place from 16-18.06.2020 in Lleida, Spain.

Night Sky Data to the People!

A new website presents citizen science data

Touring Exhibition

Our touring exhibition with 15 posters can be borrowed for events!

'Loss of the Night' App

The 'Loss of the Night' app measures sky brightness! Take part in a world-wide citizen science project that measures star visibility and light pollution. The app is free!

City Night Time Lapse

This growing collection of time lapse videos of nights in urban centres provides insights how city lights change throughout the course of the night

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Lighting technologies


Völker S, Krenz P (2013) Entwicklung von Maßzahlen für adaptive Beleuchtungssysteme.In: Held, M., Hölker, F. & Jessel, B. (2013) Schutz der Nacht - Lichtverschmutzung, Biodiversität und Nachtlandschaft. - BfN-Skripten 336:87-90

Hölker F (2009): Naturverträgliche Stadtbeleuchtung und Vermeidung von Lichtverschmutzung. In: Große Ruse E, Wachholz C (eds): Modernisierung der Stadtbeleuchtung. Tagungsdokumentation 05. November 2009. Berlin: NABU, 15-16.
Verfügbar auf der Homepage des NABU

Reinboth C, Fischer-Hirchert U, David T (2009): Neues Licht für Städte und Kommunen. Optik & Photonik, 4: S. 36–39

Arnold G, Mellinger D, Markowitz P, Burke M, Lahar D (2012): A Win-Win-Win for Municipal Street Lighting: Converting Two-Thirds of Vermont's Street Lights to LED by 2014. American Council for an Energy-Efficient Economy

Pantoni R, Fonseca C, Dennis Brandão (2012): Street Lighting System Based on Wireless Sensor Networks. Chapter 16 in Energy Efficiency - The Innovative Ways for Smart Energy, the Future Towards Modern Utilities, M Eissa ed.

Žukauskas A, Vaicekauskas, R, Vitta P (2012): Optimization of solid-state lamps for photobiologically friendly mesopic lighting. Applied Optics

Kruse FA and Elvidge CD (2011): Characterizing urban light sources using imaging spectrometry. Proceedings of the Joint Urban Remote Sensing Event 2011, April 13-11, Munich, Germany

Kruse, FA and Elvidge CD (2011): Identifying and Mapping Night Lights using Imaging Spectrometry. Proceedings of Aerospace Conference, 2011 IEEE, March 5-11 2011

Ho CY, Lin HT, Huang KY (2011): A Study on Energy Saving and Light Pollution of LED Advertising Signs. Applied Mechanics and Materials 121-126, 2979

Elvidge CD, Keith DM, Tuttle BT, Baugh KE (2010): Spectral identification of lighting type and character. Sensors 10: 3961–3988

Kocifaj M (2010): Modelling the spectral behaviour of night skylight close to artificial light sources. Mon Not R Astron Soc 403: 2105-2110