Shortlisted: The Life: A narrow strip, Río Tinto, Huelva, Spain. A narrow strip of road divides ochre-coloured and fresh waters. Trees wait on the fresh side of the road opposite the toxic waters of a nearby mine reservoir. (Photo by Roberto Bueno/CIWEM Environmental Photographer of the Year 2021)

A child puts his swimming goggles on before jumping in a public pool of spring water in Japakeh, Indonesia's Aceh province on March 22, 2024, during the World Water Day. (Photo by Chaideer Mahyuddin/AFP Photo)

Participants bathe in ice-cold water during a ceremony at Teppozu Inari Shrine in Tokyo, Japan, 12 January 2025. 80 men and women took part in the ice water endurance ceremony to purify their souls and pray for good health in the new year. (Photo by Franck Robichon/EPA/EFE)

The Rio Tinto river in Spain crosses an ancient mining site which makes the water turn a variety of bright colours. Copper, silver and gold are mined here, as well as iron, which turns the water red. An ochre mix is responsible for the yellow tint of the rest of the river. (Photo by Olivier Jarry-Lancombe/Solent News)

Marion (L) and Nikola (R), members of the Sport Saber League, pose with their light sabers in front of the Eiffel tower in Paris, France, November 26, 2015. Three "Star Wars" fans opened the French Academy of the Sport Saber League in September 2015 due to the increase interest for light saber fighting and the upcoming movie "The Force Awakens" which will premier in Paris, December 16th, two days before its worldwide official release. (Photo by Charles Platiau/Reuters)

A small section of the expanding remains of the Veil Nebula, a massive star that exploded about 8,000 years ago. The entire nebula is 110 light-years across, covering six full moons on the sky as seen from Earth, and resides about 2,100 light-years away in the constellation Cygnus, the Swan. Image taken by NASA's Hubble Space Telescope. Released September 24, 2015. (Photo by Reuters/NASA/ESA/Hubble Heritage Team)

Spot, a robot with dog-like movements, walks past a dog in Cathedral Square in Erfurt, Germany on April 20, 2021. Security service provider Ciborius, a provider of robotic security solutions with artificial intelligence, presented its artificial employee with high-resolution 360-degree all-round camera, ultra-bright LED light and a light detection system on Domplatz. (Photo by Michael Reichel/dpa)