A jogger is seen running at Hampstead Heath with London in the background on June 1, 2021. Britain sees temperatures increasing for the second day in a row after the mercury hit 25C (77 Fahrenheit) for the warmest day of the year so far on Bank Holiday Monday. (Photo by Joshua Bratt/London News Pictures)

Hindu married women offer prayers and tie a thread around a banyan tree during the festival of Vat Purnima amid the spread of the coronavirus disease (COVID-19), in Mumbai, India, June 24, 2021. (Photo by Francis Mascarenhas/Reuters)

An Extinction Rebellion protestor holds up a sign saying “You Can Change Climate Change” in St Martin's Lane in London, United Kingdom on August 23, 2021. (Photo by James Veysey/Rex Features/Shutterstock)

Performers entertain passengers at London Heathrow Airport's T3 on Monday, November 8, 2021, as the US reopens its borders to UK visitors in a significant boost to the travel sector. Thousands of travellers are jetting off on transatlantic flights for long-awaited reunions with family and friends. (Photo by Steve Parsons/PA Images via Getty Images)

A family take a souvenir picture next to giant male panda Xiao Liwu, who was born at the San Diego Zoo and will be repatriated to China with his mother Bai Yun, bringing an end to a 23-year-long panda research program in San Diego, California, U.S., April 18, 2019. (Photo by Mike Blake/Reuters)

Visitors look at an elephant swimming in a pool at Khao Kheow Zoo in Chonburi, east of Bangkok, Thailand on February 4, 2020. (Photo by Chaiwat Subprasom/SOPA Images/LightRocket via Getty Images)

Mortuary Chamber of the Ponte San Pietro Hospital in the Province of Bergamo on March 18, 2020 – the area in Italy where the highest number of infections was recorded by COVID19 Coronavirus. (Photo by Carlo Cozzoli/IPA/SIPA Press/Rex Features/Shutterstock)

Life in lockdown: Schoolteacher Marzio Toniolo, 35, takes a picture of his two-year-old daughter Bianca painting his toenails as they while away time at home in San Fiorano, one of the original “red zone” towns in northern Italy that has now been extended to the whole country, as his wife, Bianca's mum Chiara Zuddas looks out from their balcony, March 20, 2020. Toniolo has been documenting how his family has dealt with being under quarantine since it began for them in February. (Photo by Marzio Toniolo via Reuters)