A reveller wearing a bearskin costume poses during the Bearskin Parade in Comanesti, Romania, on December 30, 2022. More than two hundred “bears” and dozens of musicians, surrounded by police and tourists, took part in the end-of-the-year parade. Young men and women dressed in real bearskin and traditional costumes paraded to chase away the evil spirits of the coming year. In all regions of Romania similar events exist but it is in this historical region of Moldova that they are the most developed. Comanesti has become the centre, attracting more and more troupes of dancers every year. (Photo by Daniel Mihailescu/AFP Photo)

A girl, standing before her tea shop, which is completely ruined by sea water in Frazerganj, Sundarbans, India on August 18, 2020. After Cyclone Aila struck the Sundarbans in 2009, it became clear that frequent cyclonic events will turn the residents of Sundarbans into climate refugees. Within May 5, 2019 – May 25, 2021, Sundarbans faced cyclones- Fani, Bulbul, Amphan & Yaas – each devastating enough to justify the fear of mass displacement. (Photo by Supratim Bhattacharjee/Mangrove Photography Awards)

Brain-on-a-chip. Dazzling in green and magenta this image shows the nerve fibres (in green) produced by neural stem cells (in magenta) as they grow on a synthetic gel. Captured by a technique known as confocal microscopy, the image is part of research shedding light on how tinkering with the environment can affect the way in which nerve fibres grow. (Photo by Collin Edington and Iris Lee/Massachusetts Institute of Technology/Wellcome Images)

A woman is assisted while crossing a flooded street after the Huayco river overflooded its banks sending torrents of mud and water rushing through the streets, in Huachipa, Peru on March 17, 2017. Muddy water spilled onto streets and into homes on Thursday in a new round of unusually heavy rains that has killed at least a dozen people in Peru and now threatens flooding in the capital. (Photo by Guadalupe Pardo/Reuters)

School children celebrate after being rewarded for their dance performance during India's Independence Day celebrations in Chandigarh, India, August 15, 2015. Indian Prime Minister Narendra Modi's independence day speech focused on measures his “Team India” had rolled out to include millions of poor Indians in the banking and insurance systems, policies for workers and farmers and successes in the fights against inflation and corruption. (Photo by Ajay Verma/Reuters)

An injured boy who is undergoing surgery, after he was injured in what activists said was an airstrike by forces loyal to Syria's president Bashar al-Assad, rests inside a field hospital in the Douma neighborhood of Damascus, Syria December 5, 2015. Douma in Syria, an area controlled by rebels fighting to topple President Bashar al-Assad, has been shelled continuously for the past three years. The injured are taken to basements and shelters transformed into field hospitals run by medical staff who have stayed in the battered neighbourhood of Damascus. (Photo by Bassam Khabieh/Reuters)

A passenger without pants waits for the subway train during “The No Pants Subway Ride” in Mexico City January 11, 2015. The event, the fifth organized in Mexico, is an annual flash mob and occurs in different cities around the world, according to its organisers. (Photo by Edgard Garrido/Reuters)

Members of the San Francisco Gay Freedom Day Marching Band and Twirling Corps do their thing down San Francisco's Market Street, June 27, 1982. Police estimate the crowd to be 300,000 for the Lesbian/Gay Freedom Day parade and rally. (Photo by Carl Viti/AP Photo)