Young climate activists including Lilian Ono and Eri hold a hunger strike outside a building of the Ministry of Economy, Trade and Industry calling on policy makers to raise the target of greenhouse gas reduction to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

Young climate activists hold a banner as they attend a rally calling on policy makers to raise the target of greenhouse gas reduction outside the Ministry of Economy, Trade and Industry, to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

Young climate activists Lilian Ono and Eri hold a hunger strike outside a building of the Ministry of Economy, Trade and Industry calling on policy makers to raise the target of greenhouse gas reduction to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

A young climate activist lies on the street as she attends a rally calling on policy makers to raise the target of greenhouse gas reduction outside the Ministry of Economy, Trade and Industry, to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

A young climate activist holds a banner during a rally calling on policy makers to raise the target of greenhouse gas reduction outside the Ministry of Economy, Trade and Industry, to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

German Health Minister Jens Spahn talks to North Rhine-Westphalia's State Premier Armin Laschet and Hesse's State Premier Volker Bouffier, as they attend the upper house of parliament Bundesrat discussion about additions for the Infection Protection Act, in Berlin, Germany April 22, 2021. REUTERS/Axel Schmidt

German Finance Minister Olaf Scholz is seen during a break as he testifies before a parliament committee investigating Wirecard, in Berlin, Germany April 22, 2021. REUTERS/Michele Tantussi

Young climate activists including Lilian Ono and Eri hold a hunger strike outside a building of the Ministry of Economy, Trade and Industry calling on policy makers to raise the target of greenhouse gas reduction to mark the World Earth Day in Tokyo, Japan April 22, 2021. REUTERS/Androniki Christodoulou

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German Finance Minister Olaf Scholz is seen during a break as he testifies before a parliament committee investigating Wirecard, in Berlin, Germany April 22, 2021. REUTERS/Michele Tantussi

Buddhist monks of the Dhammakaya temple arrive for a meditation ceremony on Earth Day, where 330,000 candles will be lighted and arranged in the shape of the earth to set a Guinness World Record, in Pathum Thani province, Thailand April 22, 2021. REUTERS/Jorge Silva

People watch historic footage of late Chinese chairman Mao Zedong at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People pose for pictures in front of an installation that includes an image of Chinese President Xi Jinping at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People swear an oath to the Chinese Communist Party (CCP) in front of an installation that includes an image of Chinese President Xi Jinping at an exhibition marking the party's 100th founding anniversary in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

A member of the upper house of parliament Bundesrat raises his hand to vote during discussion about additions for the Infection Protection Act, in Berlin, Germany April 22, 2021. REUTERS/Axel Schmidt

People stand in front of the Chinese national flag at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

Israeli soldiers survey the area after a Syrian missile exploded in southern Israel, the Israeli military said, in Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

People gather for a group photo at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People stand in front of a painting depicting late Chinese chairman Mao Zedong inaugurating the People's Republic of China at Tiananmen Square at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

French President Emmanuel Macron and Health Minister Olivier Veran, wearing protective face masks, meet medical staff members and patients during a visit at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

Israeli soldiers gather as they survey the area after a Syrian missile exploded in southern Israel, the Israeli military said, in Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

A person takes a picture of an installation that includes an image of Chinese President Xi Jinping at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

The emblem of the Chinese Communist Party (CCP) illuminates the ceiling of an exhibition marking the party's 100th founding anniversary in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

A man takes a picture of the emblem of Chinese Communist Party (CCP) at an exhibition marking the party's 100th founding anniversary in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People walk past a painting depicting late Chinese chairman Mao Zedong inaugurating the People's Republic of China at Tiananmen Square at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

Les achats nets quotidiens de SPACs par des investisseurs individuels ont diminué après avoir atteint un pic en janvier.

The emblem of the Chinese Communist Party (CCP) illuminates the ceiling of an exhibition marking the party's 100th founding anniversary in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People hold the Chinese national flag as they pose for a group picture at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

People stand in front of a display of historic international issues of the Communist Manifesto at an exhibition marking the 100th founding anniversary of the Chinese Communist Party (CCP) in Beijing, China, April 22, 2021. REUTERS/Thomas Peter

French President Emmanuel Macron talks with a patient who is suffering from long-term COVID-19 during a visit at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

A worker loads empty oxygen cylinders onto a supply van to be transported to a filling station, at a COVID-19 hospital, amidst the spread of the coronavirus disease (COVID-19) in Ahmedabad, India, April 22, 2021. REUTERS/Amit Dave

View of the island of Halki from a ferry sailing to the island of Rhodes, amid the coronavirus disease (COVID-19) pandemic, off the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

Athena Arvanitidou, Halki's only doctor, stands in the multi-clinic of the island, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A fishermen prepares to leave the port on his boat, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A man wearing a protective face mask travels by ferry from the island of Rhodes to the island of Halki, amid the coronavirus disease (COVID-19) pandemic, off the island of Rhodes, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

People wearing protective face masks stand on the deck of a ferry to Rhodes, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A fisherman prepares to moor his boat at the port, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

Two fishermen leave the port of Halki on their boat, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

People wearing protective face masks board a ferry to Rhodes, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

People wearing protective face masks are seen at the port of Halki, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A fisherman leaves the port of Halki, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

Boats are anchored off the port of Halki, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A general view of the port of Halki, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A man wearing a protective face mask paints the entrance of a house, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

A man wearing a protective face mask walks in the town of Halki, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

Fishermen clean their nets, amid the coronavirus disease (COVID-19) pandemic, on the island of Halki, Greece, April 13, 2021. Picture taken April 13, 2021. REUTERS/Louiza Vradi

Funeral pyres of people, who died from the coronavirus disease (COVID-19), are pictured at a crematorium in Ahmedabad, India, April 22, 2021. REUTERS/Amit Dave

French President Emmanuel Macron listens to medical staff members as he visits the Pulmonology department at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron and Health Minister Olivier Veran, wearing protective face masks, attend a visit at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron talks with patients during a visit at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron talks with patients and medical staff members as he visits the Pulmonology department at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron listens to medical staff members as he visits the Pulmonology department at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

Israeli soldiers survey the area after a Syrian missile exploded in southern Israel, the Israeli military said, in Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

German Health Minister Jens Spahn gestures as he speaks during upper house of parliament Bundesrat discussion about additions for the Infection Protection Act, in Berlin, Germany April 22, 2021. REUTERS/Axel Schmidt

French President Emmanuel Macron talks with patients and medical staff members as he visits the Pulmonology department at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron talks with medical staff members as he visits the Pulmonology department at the Foch hospital in Suresnes near Paris, amid the coronavirus disease (COVID-19) outbreak in France, April 22, 2021. REUTERS/Christian Hartmann/Pool

Israeli soldiers gather as they survey the area after a Syrian missile exploded in southern Israel, the Israeli military said, in Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

An Israeli soldier surveys the area after a Syrian missile exploded in southern Israel, the Israeli military said, near Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

An Israeli soldier surveys the area after a Syrian missile exploded in southern Israel, the Israeli military said, near Ashalim, southern Israel April 22, 2021. REUTERS/Amir Cohen

German Health Minister Jens Spahn speaks during upper house of parliament Bundesrat discussion about additions for the Infection Protection Act, in Berlin, Germany April 22, 2021. REUTERS/Axel Schmidt

Gymnastics - 2021 European Artistic Gymnastics Championships - St. Jakobshalle, Basel, Switzerland - April 21, 2021 Italy's Martina Maggio in action during the Women's Beam REUTERS/Arnd Wiegmann TPX IMAGES OF THE DAY

People attend a vigil for 16-year-old Ma'Khia Bryant, who was shot and killed by a Columbus Police officer on Tuesday, in Columbus, Ohio, U.S., April 21, 2021. REUTERS/Gaelen Morse TPX IMAGES OF THE DAY

People walk through mustard plants in the burn zone of Chino Hills State Park, as the coronavirus disease (COVID-19) pandemic continues, in Chino Hills, California, U.S., April 21, 2021. REUTERS/Lucy Nicholson TPX IMAGES OF THE DAY

Angelito rides his donkey with water tanks to take to his family for daily use as Mexico City and the metropolitan area runs out of water as drought takes hold of the city of almost 22 million people in the municipality of Xochimilco in Mexico City, Mexico April 19, 2021. Picture taken April 19, 2021. REUTERS/Carlos Jasso REFILE - CORRECTING DATE TPX IMAGES OF THE DAY

A patient with breathing problems lies inside a car while waiting to enter a COVID-19 hospital for treatment, amidst the spread of the coronavirus disease (COVID-19), in Ahmedabad, India, April 22, 2021. REUTERS/Amit Dave TPX IMAGES OF THE DAY

An employee walks at a control centre of the damaged fourth reactor at the Chernobyl Nuclear Power Plant in Chernobyl, Ukraine March 25, 2021. Picture taken March 25, 2021. REUTERS/Gleb Garanich TPX IMAGES OF THE DAY

Fish jump over waterfall on Venta river, as every spring vimba bream try to jump over about 2 meters high Venta Rapid waterfall to go up to the rivers to breed, in Kuldiga, Latvia April 21, 2021. REUTERS/Ints Kalnins TPX IMAGES OF THE DAY

A woman washes clothes on the shore of Villa Victoria Dam, part of the Cutzamala System collecting water for distribution into Mexico City and the metropolitan area as it is running out of water as drought takes hold of the city of almost 22 million people, in Villa Victoria, State of Mexico, Mexico April 21, 2021. Picture taken with a drone. REUTERS/Carlos Jasso TPX IMAGES OF THE DAY

Al Action wears a hand lettered t-shirt reading "I Can Breathe Again" at a demonstration one day after the guilty verdicts against former Minneapolis police officer Derek Chauvin in the death of George Floyd, in Boston, Massachusetts, U.S., April 21, 2021. REUTERS/Brian Snyder TPX IMAGES OF THE DAY

Ohio State University students hold a sit-in at the Ohio Union to demand that OSU sever ties with Columbus Police Department in the wake of the killing of 16-year-old Ma'Khia Bryant in Columbus, Ohio, U.S., April 21, 2021. REUTERS/Gaelen Morse TPX IMAGES OF THE DAY

Asylum-seeking migrant families arrive on an inflatable raft after crossing the Rio Grande river into the United States from Mexico, in Roma, Texas, U.S., April 21, 2021. REUTERS/Jim Urquhart TPX IMAGES OF THE DAY

Asylum-seeking migrants' families from Guatemala embrace each other the moment after crossing the Rio Grande river into the United States from Mexico in Roma, Texas, U.S., April 20, 2021. Picture taken April 20, 2021. REUTERS/Go Nakamura TPX IMAGES OF THE DAY