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registration form? Download and
send the completed form to contact@lightday.org with subject
'IDL 2025 Event Registration'
International Day of Light
Event Programme
The International Day of Light will consist of coordinated activities on national, regional and international levels. Activities will be planned so that people of all ages and all backgrounds can gain an appreciation for the central role of light in science and culture, and as a cross-cutting scientific discipline that can advance sustainable development.
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