Siberian Husky dogs of the Royev Ruchey Park team pull a rig during a practice session for the Karadag Sled Dog Rally on the frozen Mana River, with the air temperature at about minus 21 degrees Celsius (minus 5.8 degrees Fahrenheit), in the Siberian Taiga area outside Krasnoyarsk, Russia February 6, 2018. (Photo by Ilya Naymushin/Reuters)

Aerobatic aircrafts fly during a performance at the Airshow Zhengzhou 2017 in Zhengzhou, capital of central China's Henan Province on April 27, 2017. The 5-day air show kicked off in Zhengzhou on Thursday, aiming to build a general aviation gathering center for business and communications. (Photo by Li An/Xinhua via ZUMA Wire)

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)

Pregnant revelers dance during a street pre-carnival party by the “Cordao do Boitata” Block, in Rio de Janeiro, Brazil, Sunday, February 12, 2023. Revelers are taking to the streets for the open-air block parties, leading up to Carnival's official Feb. 17th opening. (Photo by Bruna Prado/AP Photo)

A woman visits the exhibition “Pop Air” at the Balloon Museum in Madrid, Spain, 22 March 2023. The exhibition, dedicated to balloons and inflatable arts, opened to the public in Madrid on 18 March and runs through 23 July 2023. (Photo by Alejandro Lopez/EPA)

The daughter of Zakaria Abu Maamar, a member of Hamas' political office, is comforted as she cries during her father's funeral, after he was killed in an air strike, in Khan Younis, in southern Gaza Strip on October 10, 2023. (Photo by Ibraheem Abu Mustafa/Reuters)

A Ukrainian serviceman from an anti-drone mobile air defence unit uses his mobile device near a ZU-23-2 anti aircraft cannon as he waits for Russian kamikaze drones, amid Russia's attack on Ukraine, in Kherson region, Ukraine on June 11, 2024. (Photo by Ivan Antypenko/Reuters)

A man stands on a jetty on the fog-shrouded Victoria Harbour Wanchai in Hong Kong, China, 22 March 2022. Fog is common in Hong Kong in spr​ingtime when the territory is affected by alternate cold and warm air. (Photo by Jerome Favre/EPA/EFE)