Protesters wear gas masks in the front of the Romanian Environment Ministry in Bucharest March 4, 2019, to demand better air. Dozens of people holding placards reading “Our children don't breath air anymore” gather in the front of the Environment Ministry to ask for better breathable air in Bucharest. (Photo by Daniel Mihailescu/AFP Photo)

A boy walks by a model of a dinosaur wearing a face mask, during a partial lockdown to prevent the spread of the coronavirus, at the Museum of Natural History in Brussels, Tuesday, May 19, 2020. Museums are hesitantly starting to reopen as the coronavirus lockdown measures are relaxed, yet experts say that one in eight in the world could potentially face permanent closure because of the pandemic. (Photo by Virginia Mayo/AP Photo)

Agriculture Secretary Sonny Perdue adjusts his mask before an event in the Roosevelt Room of the White House, Tuesday, May 19, 2020, in Washington. (Photo by Evan Vucci/AP Photo)

A woman takes a selfie picture at the Poklonnaya Hill in western Moscow near the main building of the Moscow State University on June 17, 2020, as the air temperature approaches 30 degrees Celsius. (Photo by Alexander Nemenov/AFP Photo)

A girl eats a watermelon slice while at a school building where Syrians – displaced from the area of Ras al-Ain by the Turkish offensive on the northeast – are staying in the city of Hasakah, on June 30, 2020. (Photo by Delil Souleiman/AFP Photo)

Two copper sharks ride the waves in Red Bluff Beach, Australia on July, 2020. Professional photographer Sean Scott, 43, from Burleigh Heads, Australia, caught the stunning snap. (Photo by Sean Scott/MediaDrumImages/@seanscottphotography)

In this file photo taken on Sunday, August 2, 2020, Sviatlana Tsikhanouskaya, candidate for the presidential elections greets people waving old Belarus flags during a meeting to show her support, in Brest, 326 km (203,7 miles) southwest of Minsk, Belarus. Belarus’ authoritarian President Alexander Lukashenko faces a perfect storm as he seeks a sixth term in the election held Sunday, Aug. 9, 2020 after 26 years in office. Mounting public discontent over the worsening economy and his government’s bungled handling of the coronavirus pandemic has fueled the largest opposition rallies since the Soviet collapse. (Photo by Sergei Grits/AP Photo)

A saddle-billed stork stands in the grassland at the Nairobi National Park near Nairobi, Kenya January 23, 2017. (Photo by Thomas Mukoya/Reuters)