The document, "Manifesto for Tackling Light Pollution & Proposing EU Light Pollution Monitoring," is a comprehensive guide addressing the multifaceted impacts of light pollution in the EU. It emphasizes the need for cohesive measures to mitigate these impacts and proposes strategies for monitoring and reducing light pollution. Key points include recognizing light as an environmental pollutant, integrating light pollution into the EU environmental regulatory framework, and implementing monitoring networks. The manifesto calls for public awareness campaigns, interdisciplinary engagement for policy development, and the inclusion of light pollution measures in international frameworks. Approved by 75% of Attendees. Several attendees abstained from voting on the signature so as not to be confused with their institutional role. This version contains the votes as of the deadline of December 31, 2023. Some votes were added after that date but emited on-time because they where emited via e-mail. Join to this Manifest on this link: https://docs.google.com/forms/d/e/1FAIpQLScDrHte4JN2cLO0mx1qRWb44MPzrlNK9Ec_UNMxsyXuGqEftw/viewform