Toure, a Gambian salt harvester, holds a basket filled with the salt collected from the crust of the bottom of the Lake Retba (Pink Lake) in Senegal on March 16, 2021. Lake Retba, divided from the Atlantic Ocean by a narrow corridor of dunes, owes its name to the pink waters caused by the Dunaliella salina algae and is known for its high salt content, up to 40% in some areas. (Photo by Marco Longari/AFP Photo)

Visitors look at a plastinated human body during the “Body Worlds” exhibition by German anatomist Gunther von Hagens at a pavilion of the Exhibition of Achievements of National Economy (VDNKh) in Moscow, Russia on March 24, 2021. Head of Russian Investigative Committee Alexander Bastrykin ordered a probe of the exhibition after it sparked outrage among conservative religious groups and public figure. (Photo by Evgenia Novozhenina/Reuters)

Omar Gamal, a 28-year-old pigeon keeper, stands next to his pigeon coop on his rooftop in the Egyptian capital's twin city of Giza on February 21, 2021, with the Pyramids of (R to L) Khufu (Cheops), Khafre (Chephren), and Menkaure (Menkheres) in the background. An ancient tradition handed down through the generations, the practice of domesticating pigeons stretches across borders from the banks of the Nile to north Africa and beyond, with people not only training birds for competitions, but also serving them up as a dining delicacy. (Photo by Khaled Desouki/AFP Photo)

A shopkeeper wears a face mask as a precaution against the coronavirus waits for customers at a market in Bengaluru, India, Friday, November 20, 2020. India's total number of coronavirus cases since the pandemic began has crossed 9 million. Nevertheless the country's new daily cases have seen a steady decline for weeks now and the total number of cases represents 0.6% of India's 1.3 billion population. (Photo by Aijaz Rahi/AP Photo)

A child plays with a mock submachine gun at a model Mass Transit Railway (MTR) station to mark the National Security Education Day at Hong Kong Police College in Hong Kong, China on April 15, 2021. The “education day” was organized to promote the sweeping legislation China imposed last year, marked with school activities, games and shows, and a parade by police and other services. (Photo by Tyrone Siu/Reuters)

A man rides a bike on a submerged road alongside a boat at Demra area in Dhaka on July 24, 2020. As many as 20 districts including the latest additions Chandpur, Brahmanbaria, and Naogaon have so far been hit with the worsening flood situation across Bangladesh and many more areas might be inundated if the situation does not improve soon, said Flood Forecasting and Warning Centre (FFWC). (Photo by Sultan Mahmud Mukut/SOPA Images/LightRocket via Getty Images)

A young girl sits on a mat, as worshippers arrive to pray to mark the Muslim Eid-al-Adha (Festival of Sacrifices) without observationg precautionary measures to curb the spread of COVID-19, in Kara, Ogun State in southwest Nigeria, on July 31, 2020. Nigerian Muslim faithfuls joined their counterparts across the world to celebrate Eid-El-Adha, Islamic festival of sacrifice. (Photo by Pius Utomi Ekpei/AFP Photo)

A girl wades towards her flooded home the day after the passing of Tropical Storm Laura in Port-au-Prince, Haiti, Monday, August 24, 2020. Laura battered the Dominican Republic and Haiti on it's way to the U.S. Gulf Coast, where forecaster fear it could become a major hurricane. (Photo by Dieu Nalio Chery/AP Photo)