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Ironically, LED lighting, which is much more environmentally friendly, will make light pollution worse because of its frequency (blueish, which gets scattered b
by GMoromisato 3y ago
Ironically, LED lighting, which is much more environmentally friendly, will make light pollution worse because of its frequency (blueish, which gets scattered by the atmosphere) and because it is cheaper to leave on at night.
- WorldMaker 3y agoLEDs can do oranges/reds just fine, it is just that blues are cheaper for interesting historic reasons (and people just love blue). LEDs can do better reds than anything that used to be used for outdoor lighting and there's some hope that LED lighting could help red shift outdoor lighting, eventually. (The redder it is, the less it interferes with night vision the less overall light needs to be spilled to seem as bright.)
- adgjlsfhk1 3y agothe counterpoint is that LEDs allow for much better distribution of light which can dramatically decrease the amount of light pointing up