Brighter In Dark Season
by Cory Buott (obs/com (surface wx geek))
(Resolute "A" Nunavut)
Seems the last few years amount of light in dark season is increasing (N75 W95, CYRB - Resolute Bay)
We are speculating this is caused by reflection off some kind of pollutant (particulate?) trapped in upper air region.
This year (2008) it never really got dark here; it used to get pitch-black!
Wayne Davison (our upper air geek) has some interesting theories regarding this...