People in Kathmandu joke that the face mask has now become part of the national dress – an indispensable accessory in an effort to protect themselves from the dust. Nepal has the worst air quality in the world, according to the Environmental Performance Index. (Photo by Pete Pattisson/The Guardian)
Frost covers a face shield of a volunteer before the start of the women's 7.5km + 7.5km skiathlon cross-country skiing competition at the 2022 Winter Olympics, Saturday, February 5, 2022, in Zhangjiakou, China. (Photo by Alessandra Tarantino/AP Photo)
Singapore's Wie Qi Katelin Heng competes in the individual all-around qualification round during the 39th FIG Rhythmic Gymnastics World Championships at the Arena Armeets in Sofia (Arena Armeec hall) on September 14, 2022. (Photo by Nikolay Doychinov/AFP Photo)
Dutch cyclist Fabio Jakobsen's bicycle (behind, L) flies through the air as he collides with compatriot Dylan Groenewegen (on the ground, L) during the opening stage of the Tour of Poland race in Katowice, southern Poland on August 5, 2020. The Dutch rider was fighting for his life on Wednesday after he was thrown into and over a barrier at 80km/h in a sickening conclusion to the opening stage of the Tour of Poland. (Photo by Szymon Gruchalski/Forum/AFP Photo)
Japan's Satoko Yamada prepares to compete during the Shooting 10m Air Pistol Mixed Team bronze medal match against South Korea for the 19th Asian Games in Hangzhou, China, Saturday, September 30, 2023. (Photo by Ng Han Guan/AP Photo)
Partner of Team USA's Dustin Johnson, Paulina Gretzky celebrates with champagne after winning over Team Europe during Sunday Singles Matches of the 43rd Ryder Cup at Whistling Straits on September 26, 2021 in Kohler, Wisconsin. (Photo by Jonathan Ernst/Reuters)