A Guinean kid poses for a photo in Conakry, Guinea on July 23, 2021. Children, most of whom start working after a certain age to support their families, have their hair braided in different ways and decorated with colorful beads on all special days, especially on holidays, despite these difficult conditions. (Photo by Ozkan Bilgin/Anadolu Agency via Getty Images)

Medical staff administering the dose of Moderna COVID-19 Vaccine at the M A G Osmani Medical College & Hospital vaccination center in Sylhet, Bangladesh on July 26, 2021. (Photo by Md Rafayat Haque Khan/ZUMA Press Wire/Rex Features/Shutterstock)

Behishta,11, listens during 4th grade class at the Zarghoona high school on July 25 2021 in Kabul, Afghanistan. The Zarghoona girls high school is the largest in Kabul with 8,500 female students attending classes. The school opened after a nearly two-month break due to the coronavirus (COVID-19) pandemic. (Photo by Paula Bronstein/Getty Images)

Armed officers of Lewa Wildlife Conservancy's (LWC) anti-poaching unit look out from a ridge at dawn in Meru, on July 31, 2021, as they wind up their nightly security patrol against poaching and illegal incursions into the conservancy. Despite the global condemnation of poaching and the resources that have been mobilised to safeguard endangered wildlife, well-funded and well-equipped poaching groups continue to pose a real threat to Africa’s wildlife. (Photo by Tony Karumba/AFP Photo)

A boy sells balloons in front of a closed market as the government reduces market business hours after new cases of COVID-19 were reported across the country in Peshawar, Pakistan, 03 August 2021. Countries around the world are taking increased measures to stem the widespread of the COVID-19 disease. (Photo by Arshad Arbab/EPA/EFE)

A Taliban fighter walks past a beauty salon with images of women defaced using spray paint in Shar-e-Naw in Kabul on August 18, 2021. (Photo by Wakil Kohsar/AFP Photo)

A couple watches office and residential buildings from the observation deck of Tokyo Skytree, the world's tallest broadcasting tower, in Tokyo, Japan, August 18, 2021. (Photo by Marko Djurica/Reuters)

Brown-throated sloth called “43”, rescued by Juan Carlos Rodriguez and his wife Haydee in a residential area, waits in the kennel getting prepared for being released, at the couple's shelter for sloths, in San Antonio, Venezuela on July 30, 2021. (Photo by Leonardo Fernandez Viloria/Reuters)