An Indigenous man stands under a water fountain outside a government building in Brasilia, on April 26, 2019, during the last day of a protest camp. Approximately 4,000 indigenous people from different tribes are taking part in protests during the Indigenous National Mobilization (MNI) week, a mobilization which seeks to tackle territorial rights' negotiations with the government. (Photo by Carl De Souza/AFP Photo)

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)

A woman holds newly designed Indonesia Rupiah banknotes after exchanging her old bills at a Bank Indonesia mobile bank in Jakarta, Indonesia December 19, 2016. (Photo by Fatima El-Kareem/Reuters)

A model looks at her mobile phone backstage before Lenny Niemeyer show during Sao Paulo Fashion Week in Sao Paulo, Brazil, April 23, 2019. (Photo by Nacho Doce/Reuters)

Canadian singer-songwriter and dancer Tate McRae performs with dancers during the first day of the iHeartRadio Music Festival at T-Mobile Arena in Las Vegas, Nevada, U.S. September 19, 2025. (Photo by Steve Marcus/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.