Giant digital billboard screens in Beijing have recently been used to display sunrises on mornings when the city’s air pollution is so severe that it blots out the rising sun. These photos were taken on January 16, 2014, when PM2.5 particulate air pollution spiked to 671 micrograms per cubic meter—the World Health Organization considers 25 micrograms to be the maximum safe level.article-2540955-1AB96BA200000578-505_964x643-640x426 article-2540955-1AB96BA600000578-801_964x643-640x426“Protecting atmospheric environment is everyone’s responsibility”

photos via Getty Images, video via Daily Mail

via Daily Mail