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ALAN Conference Series

ALAN 5 will take place from the 12.-14. Nov. in Snowbird, Utah, US.

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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ALAN - Artificial Light at Night

ALAN2013 Logo

ALAN participants (Photo by Andrej Mohar)
We would like to thank you all for your contribution to the big success of the
first conference of artificial light at night!


1st International Conference on Artificial Light at Night

The Verlust der Nacht collaboration and the International Dark Sky Association are pleased to announce the first interdisciplinary conference on Artificial Light at Night.

The Conference Programme [PDF, 21.10.13]
The Conference Abstracts [PDF, 20.10.13] are available online now! Participants will receive their printed copy at the conference.
  • 12 plenary talks
  • contributed talks in parallel sessions (15min plus 5min discussion)
  • poster session (Format DIN A0; 841 x 1189 mm)
Special Events  - such as a trip to Naturpark Westhavelland, one of the darkest areas in Germany and the Workshop COST Action ES1204 LoNNe (Loss of the Night Network)

Online Registration and Conference Fee  - online registration is closed; for last minute registrations, please come to the conference venue and pay in cash or by credit card.

Conference Venue: The ALAN conference will take place at the Seminaris CampusHotel in Berlin-Dahlem, close to the FU Campus. Directions and Accommodation Options



If you would like to be kept informed of conference news or have any questions, please send an email to

We are looking forward to seeing you in Berlin!


More documents:

Plenary Speaker

Plenary talks will be given by the following presenters:

Abraham Haim (Chronobiology)
Emma Stone (Ecological Light Pollution)
Mariana Figueiro (Measurement of human exposure to LAN)
Richard Stevens (Light and Health)
Thomas Kantermann (Light and Sleep)
Terrel Gallaway (Economics of Light Pollution)
Georges Zissis (Advances in Lighting Technology)
Volker von Kardorff (Examples of Urban Lighting Design)
Karolina Zielinska-Dabkowska (Sustainable architectural lighting)
Kim Baugh (Advances of Satellite Images)


Major Topics of ALAN

*** Technology and Design ***
- Architectural lighting
- Energy efficiency
- Outdoor planning and concepts
- Outdoor advertising- Street lighting
- Trends in indoor and outdoor lighting

*** Biology and Ecology ***
- Behavior- Biodiversity
- Chronobiology
- Evolutionary adaptation
- Food webs
- Orientation

*** Society ***
- Economics
- Legislation and outdoor lighting governance
- Lighting conflicts
- Outdoor lighting practices
- Perceptions of night- Preservation of natural areas
- Security

*** Measurement and Modeling ***
- Human exposure- Modeling
- Remote sensing
- Street lighting
- Urban and pristine areas

*** Health ***
- Chronobiology
- Circadian rhythm disruption
- Exposure to outdoor and indoor light
- Illness related to artificial light at night
- Melatonin