Portal:Geography/Featured picture/2007, week 25

Smog in Beijing, China in August 2005. The photo on the right was taken during a sunny, otherwise clear day, the photo on the left was taken on another day, after it had rained for approximately 2 days. Both of these photos were taken in the morning around the 07:00-08:00 hour.

Image credit: Bobak Ha'Eri