Letters to the editor
By Science News, 13:51 PM September 23, 2013
No thanks to glowing plants
Omri Amirav-Drory is a menace to dark skies (“A glowing green thumb,” SN: 8/24/13, p. 32). Although way too few cities or towns use them, full-cutoff street lights — which project light only downward, where it’s needed — do exist. Glowing trees will certainly project in every direction, both wasting lumens and aggravating light pollution. If these trees become a reality, and if my town considers planting them, you can be sure I will oppose the move. Keep the glowi...
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