Man takes photos of Beijing skies everyday for five years Every day for the last five years, Zou Yi has photographed Beijing's smog-cloaked skyline from his 13th-floor apartment, but there is something different in the air this year. This winter, save a few grey days, the sky has been a brilliant blue, suggesting the city may finally be making progress against air pollution. IMAGES AND SOUNDBITES+COMPLETES VID1127278+