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dechesne's tweets

RT @ThePhotonP: How artificial #light can suppress the #circadian hormone melatonin hours 42 min ago
Listen to the saga of overly bright #LED #streetlights in #NewYork via @cbcasithappens hours 6 min ago
RT @MaxCRoser: Things getting cheap = we becoming rich. Here is the price of light over 700 years. More at: http://… — 1 day 9 hours ago
RT @smarturbanlight: NYC is crowing about a 30% reduction in energy and CO2 when it could be 75% and keep residents/wildlife happy too. htt… — 1 day 9 hours ago
RT @DarkWightSkies: We can make this map better if we all apply the mantra Enough light In the right place Only when needed Please try ht… — 2 days 1 hour ago
RT @IDADarkSky: Watch @Noeltbrennan's @9NEWS piece on our new International Dark Sky Communities in Colorado http://… — 2 days 2 hours ago
RT @skyglowberlin: Humans can't see this shadow, but nocturnal animals probably can. @IYL2015 @travislongcore http:/… — 2 days 2 hours ago
RT @bulloj: In LD+A E-News: What is the value of roadway intersection #lighting? #safety #visibility #humanfactors @I… — 2 days 3 hours ago
RT @Inukphysiker: .@RASC_LPA a co-worker who's flown over the UK has noticed a huge difference. Thx for the encouraging news. — 2 days 3 hours ago
RT @WatertonLakesNP: The northern lights were seen dancing across the skies of Waterton Lakes National Park last week days 3 hours ago