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Image for: Straßenlaternen tragen weniger zu nächtlichen Lichtemissionen einer Stadt bei als erwartet


Intelligente Straßenbeleuchtung in Tucson: Blick in eine Straße zum Vergleich zwischen einer Beleuchtungsstärke von 30 und 90 Prozent
Intelligente Straßenbeleuchtung in Tucson: Blick in eine Straße zum Vergleich zwischen einer Beleuchtungsstärke von 30 und 90 Prozent

John Barentine

(1932 KB, 1552 x 1034 pixels)

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