乡村与都市夜空的对比
2020 April 8 Country Sky versus City Sky Image Credit & Copyright: Tomas Slovinsky; Text: Matipon Tangmatitham (NARIT) Explanation: Dark skies are disappearing from the world. With modernization comes artificial lighting that brightens the night. While these lights allow modern humans to see, much light is wasted up into the sky. This light pollution no...