Starry skies are a vanishing treasure because light pollution is washing away our view of the cosmos. It not only threatens astronomy
but also disrupts wildlife, and affects human health. The glows over cities and towns — seen so clearly from space — are testament to the billions of dollars spent in wasted energy by lighting up the
Additional language version with caption - click here.
Compact Master Class: We are losing the night at the speed of light! The value of the night and the darkness
Light pollution abatement and sustainable tourism ITB2017-HaraldBardenhagen-Compact Master[...] PDF-Dokument [11.4 MB]