A volunteer poses for a photograph with a snowman depicting the Beijing Winter Olympics mascot Bing Dwen Dwen at National Biathlon Centre in Zhangjiakou, China on February 13, 2022. (Photo by Kim Hong-Ji/Reuters)

Members of the Territorial Defence Forces and volunteers place anti-tank obstacles at a checkpoint, as Russia's invasion of Ukraine continues, at the Independence Square in central Kyiv, Ukraine on March 3, 2022. (Photo by Valentyn Ogirenko/Reuters)

Volunteers distribute water to a woman carrying a child along a street during a hot summer day in Karachi on May 14, 2022. (Photo by Rizwan Tabassum/AFP Photo)

Volunteers of the Rashtriya Swayamsevak Sangh (RSS), a Hindu nationalist organisation, take part in a route march on the outskirts of Chennai on April 16, 2023. (Photo by R.Satish Babu/AFP Photo)

A volunteer places hurricane shutters at the Cedar Key Fire Station ahead of the arrival of Hurricane Idalia, in Cedar Key, Florida, U.S., August 29, 2023. (Photo by Marco Bello/Reuters)

Inflatable pools were set up by volunteer youth to cool children living in tents in Khan Yunis city of Gaza under Israeli attacks, on July 18, 2024. (Photo by Hassan Jedi/Anadolu via Getty Images)

A volunteer puts a banknote on remains for luck during a mass exhumation at Poh Teck Tung Foundation Cemetery in Samut Sakhon province, Thailand November 3, 2015. Human remains from 3,890 unclaimed bodies have been dug out of graves to be cleaned and put into storage in a warehouse before being cremated, in order to make room for further unidentified corpses. (Photo by Athit Perawongmetha/Reuters)

Syrian civil defence volunteers, known as the White Helmets, rescue a boy from the rubble following a reported barrel bomb attack on the Bab al- Nairab neighbourhood of the northern Syrian city of Aleppo on November 24, 2016. (Photo by Ameer Alhalbi/AFP Photo)