A bee approaching the flowers of a willow in Otzberg, Germany on February 28, 2021. Willow catkins are a protected species and one of the first sources of food for insects in early spring. (Photo by Arne Dedert/DPA)

In this photograph taken on August 25, 2016, an Afghan shepherd watches over his sheep as they graze on the outskirts of Herat. (Photo by Aref Karimi/AFP Photo)

Cloud inversion taken at Sunrise in Mam Tor, Derbyshire, UK on August 30, 2016. (Photo by David Zdanowicz/REX Shutterstock)

People look at smoke and flame rising from the Nevskaya Manufaktura textile factory founded by English merchant J. Thornton in 1841, in St. Petersburg, Russia, Monday, April 12, 2021. The emergencies ministry said the fire had broken out over several floors of the red-brick Nevskaya Manufaktura building on the Oktyabrskaya Embankment of the Neva River. (Photo by Dmitri Lovetsky/AP Photo)

Musician Jerome Gamble plays guitar to accompany the recorded music as it is played to the city below on September 01, 2020 in Bristol, England. Created by Bristol-based artist Luke Jerram and composer Dan Jones, “Sky Orchestra – A Moment in Time” was first performed at the Bristol International Balloon Fiesta in 2003. (Photo by Finnbarr Webster/Getty Images)

Moldova's Victor Ciobanu in action with Georgia's Dato Chkhartishvili during the men's 60kg semi final at the World Wrestling Olympic Games Qualifier in Sofia, Bulgaria on May 8, 2021. (Photo by Stoyan Nenov/Reuters)

The launch of a rocket into space is projected on Dubai's Burj Khalifa on February 9, 2021 as the UAE's “Al-Amal” – Arabic for “Hope” – probe's to Mars carries out a tricky manoeuvre to enter the Red Planet's orbit. A tense half-hour today will determine the fate of “Hope”. If successful, the probe which is designed to reveal the secrets of Martian weather, will become the first of three spacecraft to arrive at the Red Planet this month. (Photo by Giuseppe Cacace/AFP Photo)

Israeli soldiers fire a 155mm self-propelled howitzer towards the Gaza Strip from their position along the border in the southern Israeli city of Sderot on May 20, 2021. Israel is studying whether conditions are right to stop bombing Palestinian militants in Gaza but is preparing for “more days” of strikes if necessary, an Israeli military source said today. Diplomats stepped up efforts today toward a ceasefire to stem 10 days of deadly violence between Israel and armed Palestinian groups in Gaza as air strikes again hammered targets in the enclave. (Photo by Jack Guez/AFP Photo)