Tuvalu Beneath the Rising Tide by Sean Gallagher, Tuvalu. Changing environments prize: Fallen trees lie on a beach as the waves from the Funafuti lagoon in Tuvalu lap around them. Land erosion has always been a problem for the South Pacific country but problems are intensifying as sea levels rise. Rising seas are on the verge of completely submerging the tiny archipelago’s islands. (Photo by Sean Gallagher/CIWEM Environmental Photographer of the Year 2019)

A sick California sea lion with possible domoic acid poisoning is rescued to be evaluated by volunteers from CIMWI (Channel Islands Marine & Wildlife Institute) in Santa Barbara, California, on March 25, 2025. Over a hundred sea lions, dolphins and other marine mammals, including birds, have been sickened by domoic acid poisoning from algal blooms in Southern California since February, US media reported. (Photo by David Swanson/AFP Photo)

An endangered baby turtle hatched from its egg in its nest on the Belek coast, is trying to reach the open sea by walking along the beach in Antalya, Turkiye on August 05, 2025. In the Belek and Kizilot region, one of the largest nesting areas in the Mediterranean, many baby turtles continue to meet the sea. (Photo by Tahsin Ceylan/Anadolu via Getty Images)

Participants take part in a New Year's Jump into the Sea in Portoroz , Slovenia, January 1, 2016. (Photo by Srdjan Zivulovic/Reuters)

People play on a beach along the Arabian Sea on a hot summer day in Mumbai, India, April 29, 2016. (Photo by Danish Siddiqui/Reuters)

Hvítserkur is 15 meters high cliff and protrudes out of the sea. The sea erosion has carved holes through its foundations and sculptured it in the unique shape it is today. Some say it is in the shape of a petrified monster.

Waves hit the seawall during heavy seas and high winds in Dawlish in south west Britain, February 2, 2017. (Photo by Toby Melville/Reuters)

Tourists walk as others relax on the beach in the Red Sea resort of Hurghada, Egypt, July 17, 2017. (Photo by Gleb Garanich/Reuters)