Star-gazing and lighthouse pollution
A lesson from lighthouses on light pollution: A hometown friend of mine asked me (jokingly) if I ever turn the beacon off for star-gazing. Well, of course not, for obvious reasons, especially obvious ...
A lesson from lighthouses on light pollution: A hometown friend of mine asked me (jokingly) if I ever turn the beacon off for star-gazing. Well, of course not, for obvious reasons, especially obvious ...