Five-year-old sniffing dog “Vine” wears protection goggles against the sun and dust as he poses together with Giulia Gausemann for photographers, at the sniffing dogs school of the German Army (Bundeswehr) in Daun, Germany, July 24, 2020. The Bundeswehr sniffing dogs school and the veterinarian university of Hanover are developing a training programme to sniff out the coronavirus disease (COVID-19) with dogs at airports, border crossings and other highly frequented places. (Photo by Wolfgang Rattay/Reuters)

Iranian athlete Maryam Toosi practises on the rooftop of her apartment building following the closure of sports facilities as part of measures aimed at containing the COVID-19 coronavirus, in Iran's capital Tehran on May 19, 2020. The coronavirus pandemic has forced the world's athletes to keep fit in confinement. The novel coronavirus has claimed the lives of nearly 7,200 people in Iran, making it the deadliest outbreak in the Middle East. The government ordered the closure of sports facilities in mid-March as part of measures aimed at containing the virus. (Photo by Atta Kenare/AFP Photo)

Photo taken on March 30, 2021 shows visitors enjoying pear flowers and orchid in full bloom at Santaishan Forest Park in Suqian, east China's Jiangsu Province. (Photo by Costfoto/Barcroft Media via Getty Images)

Bangladeshi people walk in a polluted air environment in Dhaka, Bangladesh on September 3, 2020. A study says, air pollution shortens life expectancy by seven years in Bangladesh. (Photo by Sultan Mahmud Mukut/SOPA Images/Rex Features/Shutterstock)

A kangaroo and joey are seen in a burnt forest on Kangaroo Island, south west of Adelaide on January 16, 2020. Australia’s continuing bushfire crisis has taken an enormous toll on wildlife, with huge numbers of mammals, birds, reptiles, insects and other species killed. (Photo by Jo-Anne McArthur/Weanimals)

Flower garlands, fruits and a pair of sandals of a woman who died from the coronavirus disease (COVID-19), are placed by her relatives on the spot where she was cremated, as part of a ritual at a crematorium in New Delhi, India, April 30, 2021. (Photo by Adnan Abidi/Reuters)

A cat looks on near the Victory Pillar at the ruins of the Serapeum of Alexandria, an ancient Greek temple dating to the Ptolemaic and Roman periods (246 BC – 391 AD) dedicated to the city's protector deity Serapis, in Egypt's northern coastal city of Alexandria on November 24, 2023. The giant Corinthian column, commonly misidentified as “Pompey's Pillar”, is a Roman triumphal column set up in honour of the Roman emperor Diocletian (298–302 AD), and originally supported a colossal porphyry statue of the emperor in armour. (Photo by Amir Makar/AFP Photo)

While much of the U.S. sustains another round of winter weather, a brown anole, a species of lizard, finds a blooming poinsettia the perfect perch to catch some afternoon rays of sunshine in a Maitland, Fla., neighborhood, Monday, January 8, 2024. After a cold front brings storms to Central Florida on Tuesday, rain returns to the forecast on Friday with temperatures near 80 predicted. (Photo by Joe Burbank/Orlando Sentinel via AP Photo)