Pigeons cool down at a public fountain on a hot summer day at University Plaza in downtown Bucharest, Romania, 10 June 2020. Temperatures in Bucharest reached 30 degrees Celsius. (Photo by Robert Ghement/EPA/EFE)

Activists from climate action group Ocean Rebellion demonstrate in St Ives Harbour, ahead of the G7 summit, in St Ives, Cornwall, Britain, June 9, 2021. (Photo by Tom Nicholson/Reuters)

Ant Burgess practices his freestyle on a jet ski at Blyth beach in Northumberland, on the North East coast on Saturday, April 10, 2021. (Photo by Owen Humphreys/PA Images via Getty Images)

Members of the Texas Dancin' Divas take part in the Juneteenth Parade in Galveston, Texas, U.S., June 19, 2021. The United States marked Juneteenth for the first time as a federal holiday commemorating the end of the legal enslavement of Black Americans. (Photo by Adrees Latif/Reuters)

Couples dance samba as smoke rises from a burning pyrotechnics warehouse in Moscow on June 19 2021. (Photo by Dimitar Dilkoff/AFP Photo)

A worker carries a carp freshwater fish at a breeding site in Iraq's central city of Najaf, on June 13, 2021. (Photo by Ali Najafi/AFP Photo)

A waxworks artist retouches one of the wax figures at the unveiling of Little Mix waxwork figures at Madame Tussauds, in London, Britain, July 28, 2021. (Photo by Peter Nicholls/Reuters)

A topless climate activist Laura Amherst, 31, from Extinction Rebellion protests in Soho, London, United Kingdom on August 25, 2021. The event is part of the “Impossible Rebellion” protest to “target the root cause of the climate and ecological crisis” and are ongoing for two weeks until the Government agrees to stop all new fossil fuel investments. (Photo by Stephen Chung/Alamy Live News)