Tourists wear masks at Tiananmen Square in Beijing February 26, 2014. Air pollution has shrouded parts of northeast China since last Friday, leaving residents choking on levels of hazardous smog. Credit: Lou
Amid China's Smog Worries, One More: Counterfeit Masks - The New York Times
What's the best air pollution mask for China? - chinaSMACK
Heavy smog causes chaos in China | CNN
China's plan to reduce smog in cities may have increased pollution overall | Grist
China pollution: First ever red alert in effect in Beijing - BBC News
Girl Wearing Mouth Mask With Filter Against Air Pollution Beijing Stock Photo - Download Image Now - iStock
Life behind a mask — air pollution in China – DW – 01/18/2018
China's latest fashion craze: Smog masks | Grist
Masks Become a Fashion Statement as Beijing Smog Persists
Chinese struggle through 'airpocalypse' smog | China | The Guardian
Tis The Season: 5 Masks to Keep You Breathing Safely in the Smog – That's Beijing
Beijing faces a serious health threat from flight-grounding smog
9,000+ China Smog Stock Photos, Pictures & Royalty-Free Images - iStock | Beijing smog, Air pollution, China smog mask
Life behind a mask — air pollution in China – DW – 01/18/2018
Beijing air pollution at dangerously high levels
Do Pollution Masks Really Work? – Smart Air
Stylish smog masks hit the runways | CNN
Life behind a mask — air pollution in China – DW – 01/18/2018
Smog Masks at Beijing Fashion Show
Beijing Is on Red Alert Over Smog
Chinese Girls with Breath Protection Ageainst Smog, Beijing, China Editorial Stock Image - Image of atmosphere, hazardous: 91702194
Groups push for standards on PM2.5 anti-smog masks amid concern over fakes | South China Morning Post
