Women's Sabre Gold medalist Olga Kharlan (L) and bronze medalist in the Men's Greco-Roman Wrestling Zhan Beleniuk (R) react as they arrive at the railway station in Kyiv, Ukraine, 13 August 2024. Ukrainians meet and greet the members of National Olympic team as they return from Olympic Games 2024 in Paris amid the ongoing Russian invasion. (Photo by Sergey Dolzhenko/EPA/EFE)

Pope Francis greets the crowd from his popemobile in downtown Rio de Janeiro. Pope Francis touched down in Rio de Janeiro on Monday, starting his first foreign trip as pontiff and a weeklong series of events expected to attract more than a million people to a gathering of young faithful in Brazil, home to the world's largest Roman Catholic population. (Photo by Ueslei Marcelino/Reuters)

A dragon dance performer greets a traveler from China at the Ninoy Aquino International Airport, in Pasay City, Metro Manila, Philippines on January 24, 2023. (Photo by Lisa Marie David/Reuters)

Heidi Klum (not pictured) was greeted by half-naked models arriving at Myer Melbourne on January 27, 2016 in Melbourne, Australia. The supermodel continued her tour of the country promoting her new season of lingerie for Heidi Klum intimates, a brand which she took over from Elle Macpherson in 2014. (Photo by Robert Cianflone/Getty Images)

To mark World Water Day, on March 22nd Solidarités International and its agency BDDP Unlimited will roll out a campaign to build awareness of the scourge of undrinkable water.