A roadside currency exchange vendor sorts Indian currency notes at his stall in Agartala, India, December 6, 2016. (Photo by Jayanta Dey/Reuters)

Alpine Skiing, FIS Alpine Skiing World Cup, Men's Parallel Giant Slalom, Alta Badia, Italy on December 19, 2016. Hostesses take a bath in a Jacuzzi pool during the race. (Photo by Stefano Rellandini/Reuters)

A citizen rides in smog on December 20, 2016 in Jinan, Shandong Province of China. Air quality index (AQI) readings exceeded 400 and some schools have suspended classes in Jinan. (Photo by VCG/VCG via Getty Images)

People are seen near a Christmas decoration installed on city Square for the upcoming New Year and Christmas season in Skopje, Macedonia December 23, 2016. (Photo by Ognen Teofilvovski/Reuters)

A labourer pulls a cart loaded with sacks of spices at a wholesale spice and chemical market in the old quarters of Delhi, India, December 19, 2016. Picture taken December 19, 2016. (Photo by Adnan Abidi/Reuters)

A woman transports fodder for her cattle on a bullock cart on the outskirts of Ajmer, Rajasthan, January 6, 2017. (Photo by Himanshu Sharma/Reuters)

A woman looks out of the window of a house as saris, traditional clothing worn by women, are hanged out to dry in Lalitpur, Nepal on April 17, 2019. (Photo by Navesh Chitrakar/Reuters)

Young women prepare for Notting Hill Carnival on August 27, 2017 in London, England. The Notting Hill Carnival began with a special ceremony of remembrance following the Grenfell fire tragedy. (Photo by Leon Neal/Getty Images)