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The Jurisprudence of Night: Regulating Satellite and Terrestrial ALAN to Protect Global Life Forms

The Jurisprudence of Night: Regulating Satellite and Terrestrial ALAN to Protect Global Life Forms

Collaborative Project led by Dr. Ritu Dhingra

Other team members:
Dr. Xiao-Shan Yap

Ritu Dhingra's current work focuses heavily on the conservation of biodiversity, critically analysing Artificial Light at Night (ALAN) as a transboundary pollutant and ecological trespasser that disrupts the biological cycles, evolutionary behaviours, and circadian rhythms of terrestrial and marine life forms. Expanding her focus beyond traditional urban light pollution, her research investigates how the rapid increase in operational satellite constellations and orbital space debris amplifies sky glow. She examines how this pervasive orbital light pollution acts as an omnipresent global stressor that alters vital biological clocks and phenology across diverse ecosystems. Through her research, she actively advocates for transitioning from voluntary "soft law" guidelines to binding international statutes and a unified Earth-Space Governance model to halt the systemic loss of species, mitigate the rapid recession of our dark sky horizon, and protect the biological integrity of the global night niche.

Funding

This project has received funding from the European Research Council (ERC) under the European Union´s Horizon Europe research and innovation programme (Grant Agreement no. 101117483).

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©2026 PLANETSTEWARDS.

Contact

 | Dr. Xiao-Shan Yap

Copernicus Institute of Sustainable Development
Faculty of Geosciences, Utrecht University
Vening Meinesz Building A, Princetonlaan 8a,
3584 CB Utrecht, The Netherlands

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