There is a very cool film loop from the NOAA showing the progression of the night sky in China from 1992 to 2010.  You can watch the full animation here.  Above is a photo of 1992 and here is 2010. (Pics)





One interesting follow-on observation as made by Jon Belk on Twitter. Note how there’s been literally no change to North Korea in this time.

North Korea

Via Business Insider