Chinese aids activists hand out condoms in a subway train in Wuhan, central China's Hubei province on December 1, 2014. The World Health Organization issued a call to action to China on December 1, 2014 over HIV/AIDS as government figures said nearly half a million people are living with the disease or its precursor, with hundreds of thousands more thought to be undiagnosed. (Photo by AFP Photo)

The Villarrica Volcano is seen at night from Villarrica area, Chile on November 16, 2022. (Photo by Cristobal Saavedra Escobar/Reuters)

A tree stands in a lake in Usingen near Frankfurt, Germany, Wednesday, March 22, 2023, the World Water Day. World Water Day was established in 1992 by the United Nations to spread awareness about the water condition all over the world. (Photo by Michael Probst/AP Photo)

A mannequin wearing a face mask and nurse's uniform stands next to a sign supporting the NHS, stands in a field during the Covid-19 pandemic on October 06, 2020 in Northwich, United Kingdom. (Photo by Christopher Furlong/Getty Images)

A team of female cadets takes part in a tug-of-war competition at Budyonny Military Academy of the Signal Corps in St Petersburg, Russia on March 7, 2021. (Photo by Peter Kovalev/TASS/Profimedia)

A mahout walks a tusker along a busy road in Colombo, Sri Lanka on January 19, 2021. (Photo by Dinuka Liyanawatte/Reuters)

A Nihang' or Sikh warrior performs “Gatka”, an ancient form of Sikh martial arts, during a Fateh Divas celebration a day after the Hindu festival Diwali, in Amritsar on November 5, 2021. (Photo by Narinder Nanu/AFP Photo)

Nursing students attend a capping ceremony on May 10, 2021 in Jinan, Shandong Province of China. International Nurses Day is observed annually on May 12. (Photo by Zhang Yong/China News Service via Getty Images)