A child jumps to touch lanterns hung on a tree ahead of the Chinese Lunar New Year celebrations in Beijing on Thursday, January 16, 2020. The world's largest annual migration begins this week in China with millions of Chinese traveling to their hometowns to celebrate the Lunar New Year on Jan. 25 this year which marks the Year of the Rat on the Chinese zodiac. (Photo by Ng Han Guan/AP Photo)
People wear masks to help guard against the Coronavirus in downtown Tehran, Iran, Sunday, February 23, 2020. On Sunday Iran's health ministry raised the death toll from the new virus to 8 people in the country, amid concerns that clusters there, as well as in Italy and South Korea, could signal a serious new stage in its global spread. (Photo by Ebrahim Noroozi/AP Photo)
Shanghai Ballet dancers wearing masks practise in a dance studio in Shanghai, China, as the country is hit by an outbreak of the novel coronavirus, February 20, 2020. (Photo by Aly Song/Reuters)
Protesters wear gas masks in the front of the Romanian Environment Ministry in Bucharest March 4, 2019, to demand better air. Dozens of people holding placards reading “Our children don't breath air anymore” gather in the front of the Environment Ministry to ask for better breathable air in Bucharest. (Photo by Daniel Mihailescu/AFP Photo)
A Hindu holy man looks at a decoration on the ghats of the river Saryu as part of preparations for the groundbreaking ceremony of a temple to the Hindu god Ram in Ayodhya, in the Indian state of Uttar Pradesh, Monday, August 3, 2020. As Hindus prepare to celebrate the groundbreaking of a long-awaited temple at a disputed ground in northern India, Muslims say they have no firm plans yet to build a new mosque at an alternative site they were granted to replace the one torn down by Hindu hard-liners decades ago. (Photo by Rajesh Kumar Singh/AP Photo)
Clowns Perlita and Tapetito, wearing protective gear amid the new coronavirus pandemic, speak with resident Enrique Zeballos as they arrive to disinfect his home free of charge, in El Alto, Bolivia, Friday, September 11, 2020. The lack of traditional employment for the clowns due to the pandemic has led them towards other avenues of making money. But for people with limited income they provide their disinfection services free of charge. (Photo by Juan Karita/AP Photo)
A Chinese woman poses for a photo in front of a flower display dedicated to frontline health care workers during the COVID-19 pandemic that was created with other floral decorations in advance of the country's national holidays, also known as Golden week on September 28, 2020 in Beijing, China. China will celebrate national day marking the founding of the People's Republic of China on October 1st.(Photo by Kevin Frayer/Getty Images)