Human Wrongs Watch
13 March 2020 (UN Environment)* — For hundreds of millions of years, the web of life on land has been dependent on, and determined by, day and night, light and dark. Photosynthesis, the process by which plants grow, depends on light and dark. And all animals depend on plants for their survival.

Light pollution Photo by Lamiot, Wikimedia Commons







The United Nations Environment Programme (UNEP) works closely with governments, international organizations, industry and civil society organizations around the world to develop mainstream solutions for the sound management of chemicals and waste.