People gather in the field of blooming poppies in Almaty Region, Kazakhstan May 16, 2021. REUTERS/Pavel Mikheyev

A dog is seen in the field of blooming poppies in Almaty Region, Kazakhstan May 16, 2021. REUTERS/Pavel Mikheyev

A woman wearing a Kazakh traditional costume poses for a picture in front of her acquaintance in the field of blooming poppies near the Tien Shan mountains in Almaty Region, Kazakhstan May 16, 2021. REUTERS/Pavel Mikheyev

A dog chases a woman, who runs in the field of blooming poppies near the Tien Shan mountains in Almaty Region, Kazakhstan May 16, 2021. REUTERS/Pavel Mikheyev

A woman wearing a Kazakh traditional costume poses for a picture in front of her acquaintance in the field of blooming poppies near the Tien Shan mountains in Almaty Region, Kazakhstan May 16, 2021. REUTERS/Pavel Mikheyev

A full rainbow is seen after a thunderstorm outside the town of Kashira in Moscow Region, Russia May 15, 2021. Picture taken May 15, 2021. REUTERS/Maxim Shemetov

A tree is seen in the middle of a yellow rapeseed field in Marquion, France, May 15, 2021. REUTERS/Pascal Rossignol

A tree is seen behind a yellow rapeseed field in Marquion, France, May 15, 2021. REUTERS/Pascal Rossignol

An aerial view shows the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. Picture taken with a drone. REUTERS/Pavel Mikheyev

Tourists visit the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

Tourists look at the view as they visit the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

A tourist visits the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

A Gerbil is pictured at the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

Tourists visit the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

A view shows the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

A tourist pushes a stroller with a child at the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

An aerial view shows the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. Picture taken with a drone. REUTERS/Pavel Mikheyev

Tourists visit the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

Tourists visit the Charyn Canyon in Almaty Region, Kazakhstan May 15, 2021. REUTERS/Pavel Mikheyev

Containers are seen in the receding waters of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A boat sits on the exposed lake bed of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

Cracks are seen on the exposed lake bed of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A general view shows the Sun Moon Lake with low water levels during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

People fish at the Sun Moon Lake with low water levels during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A boat sits on the exposed lake bed of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A worker removes a cover from the Nine Frog Stack statue, previously an underwater landmark, on the exposed lake bed of Sun Moon Lake, during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A visitor poses for pictures on the exposed lake bed of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

Boats sit at a pier on Sun Moon Lake with low water levels during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A fishing house sits in the receding waters of Sun Moon Lake during an islandwide drought, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

A helicopter fetches water from the Sun Moon Lake for a fire accident in the area, in Nantou, Taiwan May 15, 2021. REUTERS/Annabelle Chih

Police talk with Extinction Rebellion activist Tanja, 46, as she blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. The placard reads "I'm afraid that our ecosystem will collapse because of climate change". REUTERS/Christian Mang

Police carry Extinction Rebellion activist Tanja, 46, on the sidewalk as she blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. The placard reads "I'm afraid that our ecosystem will collapse because of climate change". REUTERS/Christian Mang

Extinction Rebellion activist Tanja, 46, blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. The placard reads "I'm afraid that our ecosystem will collapse because of climate change" REUTERS/Christian Mang

Extinction Rebellion activist Tanja, 46, blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. REUTERS/Christian Mang

Police carry Extinction Rebellion activist Tanja, 46, on the sidewalk as she blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. The placard reads "I'm afraid that our ecosystem will collapse because of climate change". REUTERS/Christian Mang

Extinction Rebellion activist Tanja, 46, blocks a street to protest, demanding actions against climate change, in Berlin, Germany May 15, 2021. The placard reads "I'm afraid that our ecosystem will collapse because of climate change" REUTERS/Christian Mang

Natasha Hibbert poses alongside an exhibition of life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls TPX IMAGES OF THE DAY

Natasha Hibbert poses alongside an exhibition of life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Natasha Hibbert poses alongside an exhibition of life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Natasha Hibbert poses alongside an exhibition of life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, stand on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, stand on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Life-size elephant sculptures, part of the CoExistence campaign organised by the Elephant Family Trust, stand on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Life-size elephant sculptures, part of the CoExistence Campaign organised by the Elephant Family Trust, stand on The Mall in London, Britain, May 15, 2021. REUTERS/Henry Nicholls

Jane Hassebroek waits in line to receive a COVID-19 vaccination outside the American Museum of Natural History, with her family in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek waits after receiving the COVID-19 vaccine at the American Museum of Natural History in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

A teenager waits for a COVID-19 vaccine appointment at the American Museum of Natural History in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

People ages 12 and older line up for COVID-19 vaccine appointments outside the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

A COVID-19 vaccine dose is prepared at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek goes through a health information checklist with RN Mavely Penzo before receiving a COVID-19 vaccine at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek waits in line to receive a COVID-19 vaccination with her family at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek waits in line to receive a COVID-19 vaccination with her family, at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

People receive COVID-19 vaccines at the American Museum of Natural History in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek speaks with a healthcare professional after receiving the COVID-19 vaccine at the American Museum of Natural History in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

RN Mavely Penzo administers a COVID-19 vaccine dose to Jane Hassebroek at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek has her temperature checked before receiving a COVID-19 vaccination at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

People receive COVID-19 vaccines at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Jane Hassebroek waits after receiving the COVID-19 vaccine at the American Museum of Natural History, in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

Healthcare professionals direct people to receive COVID-19 vaccines at the American Museum of Natural History in Manhattan, New York City, New York, U.S., May 14, 2021. REUTERS/Caitlin Ochs

A person takes part in a Fridays for Future protest outside the Austrian Economic Chamber, in Vienna, Austria, May 14, 2021. REUTERS/Lisi Niesner