Pedestrians wear masks as smoke and haze from bushfires in New South Wales blankets the CBD in Sydney, Australia, 10 December 2019. The New South Wales environment department says visibility across east and southwest Sydney was at a “hazardous” level on Tuesday morning, while air quality was poor in southwest Sydney and hazardous in northwest Sydney. (Photo by Steven Saphore/EPA/EFE)

A car drives through a flooded road following heavy rain in Gaza City on December 27, 2019. (Photo by Mohammed Abed/AFP Photo)

Kaia Gerber walks the runway during the Moschino fashion show as part of Milan Fashion Week Fall/Winter 2020-2021 on February 20, 2020 in Milan, Italy. (Photo by Pietro D'Aprano/Getty Images)

In this Wednesday, April 15, 2020 file photo, a motorcycle delivery man rides past a billboard urging people to stay home over the coronavirus pandemic in Dubai, United Arab Emirates. Wealthier Western countries are considering how to ease lockdown restrictions and start taking gradual steps toward reviving business and daily life. But many developing countries, particularly in the Middle East and Africa, can hardly afford the luxury of any misstep. (Photo by Jon Gambrell/AP Photo/File)

A woman carries food for her cattle past storks standing atop of one of the largest disposal sites in northeast India at the Boragaon area of Guwahati on June 4, 2020. (Photo by Biju Boro/AFP Photo)

In Paris, doctors, orderlies and nurses demonstrated as well as all over France to remind the government of its promises on the hospital, in the middle of the “Segur de la sante” on June 16, 2020. The demonstration brought together several thousand people, with a few clashes on the esplanade des Invalides at the end of the day. (Photo by Jan Schmidt-Whitley/Le Pictorium Agency via ZUMA/Rex Features/Shutterstock)

Wang Shang-chi, 75, a mobile hats vender, rides his bike on a parking lot next to the Taipei City Zoo on July 9, 2020. (Photo by Sam Yeh/AFP Photo)

US Army Parachute Team Golden Knights perform a precision drop to commemorate the 50th anniversary of the end of the Vietnam War, above West Potomac Park in Washington, DC, USA, 11 May 2023. The performance is one of many activites being held on the National Mall over three days to honor Vietnam War veterans and their families and to commemorate the 50th anniversary of when the last US combat troops left South Vietnam in 1973. (Photo by Michael Reynolds/EPA/EFE)