Bangladeshi people climb into the roof of an overcrowded train as they travel to celebrate Eid with family in their villages, at the Kamlapur Railway Station in Dhaka, Bangladesh, 03 June 2019. Muslims around the world are preparing to celebrate Eid al-Fitr, the three-day festival marking the end of the Muslim holy month of Ramadan, Eid al-Fitr is one of the two major holidays in Islam. (Photo by Monirul Alam/EPA/EFE)

An Indian Royal Bengal tiger looks on at an enclosure on World Tiger Day at Alipore Zoo, Kolkata, India, 29 July 2019. Kolkata zoo authority added a new Tiger to the zoo for the visitors to mark the Tiger Day. Students of Kolkata are also taking part in an awareness campaign aiming to draw attention to the threats that tigers face due to habitat loss and poaching. (Photo by Piyal Adhikary/EPA/EFE)

A boy listens to a prayer before he and other relatives visit the grave of their loved ones, all minors, who were killed a year ago during the government's war on drugs campaign, at the Tala Cemetery in Caloocan, east of Manila on December 28, 2017, as the world commemorates Holy Innocents' Day. Catholics celebrate the biblical passage when King Herodes the great ordered to kill all newborn babies to kill Jesus Christ. (Photo by Noel Celis/AFP Photo)

This undated photo provided by NOAA in May 2018 shows aurora australis near the South Pole Atmospheric Research Observatory in Antarctica. When a hole in the ozone formed over Antarctica, countries around the world in 1987 agreed to phase out several types of ozone-depleting chemicals called chlorofluorocarbons (CFCs). Production was banned, emissions fell and the hole shriveled. But according to a study released on Wednesday, May 16, 2018, scientists say since 2013, there’s more of a banned CFC going into the atmosphere. (Photo by Patrick Cullis/NOAA via AP Photo)

During a break from the rain of Storm Aileen, the leaves of the Virginia creeper begin to take on their Autumn colour at the Tu Hwnt i'r Bont tea room on the banks of the River Conwy at Llanrwst in north Wales on September 13, 2017 in Llandudno, Wales. The cottage named Tu Hwnt i'r Bont (Beyond the Bridge) was built in 1480 and has become a magnet for phtographers and tourists from across the world during Autumn. (Photo by Christopher Furlong/Getty Images)

Girls dressed in Soviet WWII uniforms of traffic control officers as Russian President Vladiimir Putin lays a wreath in the Hall of Military Glory of the Mamayev Kurgan memorial complex commemorating the Battle of Stalingrad to mark the 75th anniversary of the victory in the battle in Volgograd, Russia on February 2, 2018. The battle between Nazi troops and the Soviet Army was a major pivotal moment in the Great Patriotic War and World War II. (Photo by Mikhail Metzel/TASS via Getty Images)

A dancer warms up backstage before the final of the 46th Prix de Lausanne, in Lausanne, Switzerland, 03 February 2018. Launched in 1973, the Prix de Lausanne is an international dance competition for young dancers aged 15 to 18. Closing the six-day event, prizes are awarded to the best of 21 finalists consisting of scholarships granting free tuition in a world-renowned dance school or dance company. (Photo by Valentin Flauraud/EPA/EFE)

The Taal Volcano in the central Philippines boomed to life on Sunday, January 12, 2020 spilling ash and causing evacuations in nearby communities – and officials warn that a more powerful eruption is imminent. One of the world’s smallest volcanoes, Taal is among two dozen active volcanoes in the Philippines, which lies along the so-called Pacific Ring of Fire, a seismically active region that is prone to earthquakes and volcanic eruptions. (Photo by Kester Ragaza/Pacific Press/Rex Features/Shutterstock)