Anja Rubik poses as she arrives for the screening of the film “Dolor Y Gloria (Pain and Glory)” at the 72nd edition of the Cannes Film Festival in Cannes, southern France, on May 17, 2019. (Photo by Stephane Mahe/Reuters)

Model Bella Hadid poses for photographers at the photo call for the film “Pain and Glory” at the 72nd international film festival, Cannes, southern France, Friday, May 17, 2019. (Photo by Arthur Mola/Invision/AP Photo)

Sister Kate and Sister Claire pose on the beach to promote the documentary film “Breaking Habits?” at the Cannes Film Festival on May 09, 2018 in Cannes, France. (Photo by Regis Duvignau/Reuters)

Brazilian model Izabel Goulart for the screening of the film “Sink Or Swim (Le Grand Bain)” at the 71st Cannes Film Festival, France on May 13, 2018. (Photo by Stephane Mahe/Reuters)

Chinese US fashion blogger Jessica Wang poses for photographers upon arrival at the premiere of the film “Aline” at the 74th international film festival, Cannes, southern France, Tuesday, July 13, 2021. (Photo by Sarah Meyssonnier/Reuters)

Argentine-Spanish model Georgina Rodriguez gestures, as she attends Filming Italy Venice Award, during the 82nd International Venice Film Festival, in Venice, Italy, August 31, 2025. (Photo by Yara Nardi/Reuters)

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.