A man wades through flood water with his wheel barrow, after rainfall with some objects seen floating in the flood water in Lagos, Nigeria April 17, 2021. Picture taken April 17, 2021. REUTERS/Seun Sanni

People stand near roads damaged by floods after heavy rainfall in Dili, East Timor, April 5, 2021. REUTERS/Lirio da Fonseca

Two women run during rainfall as the parliament building is seen in the background, amid the coronavirus disease (COVID-19) pandemic, in Athens, Greece, April 1, 2021. REUTERS/Alkis Konstantinidis

Australia is experiencing its worst flooding in 60 years with torrential of downpour of up to 900 mm (35 inches) of rain in the last week in New South Wales and Queensland.

A staff member from the Water Resources Agency watches as chemicals are fired off into the air to stimulate rainfall amid an island-wide drought, at the Baoshan second reservoir in Hsinchu, Taiwan March 6, 2021. Picture taken March 6, 2021. REUTERS/Ann Wang

People walk over Waterloo Bridge during rainfall, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, March 12, 2021. REUTERS/Henry Nicholls

A woman holding an umbrella walks over Waterloo Bridge during rainfall, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, March 12, 2021. REUTERS/Henry Nicholls

A man holding an umbrella walks over Waterloo Bridge during rainfall, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, March 12, 2021. REUTERS/Henry Nicholls

Men take cover under the awning of a hotel during rainfall and record-breaking temperatures in Houston, Texas, U.S., February 17, 2021. REUTERS/Adrees Latif

A mailbox stands in the flooded river Rhine with a sign reading "temporarily closed" as Europe's most frequented waterway lefts its banks due to heavy rainfalls over the past few days in Koenigswinter near Bonn, Germany, February 3, 2021. REUTERS/Wolfgang Rattay

A sign asking people to wear protective face masks against the coronavirus disease (COVID-19) stands near the flooded river Rhine as Europe's most frequented waterway left its banks due to heavy rainfalls over the past few days, in Koenigswinter near Bonn, Germany, February 3, 2021. REUTERS/Wolfgang Rattay

A sign asking people to wear protective face masks against the coronavirus disease (COVID-19) stands near the flooded river Rhine as Europe's most frequented waterway left its banks due to heavy rainfalls over the past few days, in Koenigswinter near Bonn, Germany, February 3, 2021. REUTERS/Wolfgang Rattay

A toy drifts in the water amid flooding due to heavy rainfall and melting snow in the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

A view of a flooded street after heavy rainfall and melting snow at the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

Hoses of a fire brigade are pictured during clean-up works after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

Hoses of a fire brigade are pictured during clean-up works after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

Employees of a dress shop clean their flooded store after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

An employee of a dress shop empties a water bucket as she cleans a flooded store after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

A resident carries damaged furnishing out of her flooded house after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

Employees of a dress shop clean their flooded store after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski

Employees of a dress shop empty water buckets as they clean their flooded store after rising floods due to heavy rainfall and melting snow hit the town of Buedingen near Frankfurt, Germany, January 30, 2021. REUTERS/Ralph Orlowski TPX IMAGES OF THE DAY

A woman walks during rainfall, as the Kara Tepe camp for refugees and migrants is seen in the background, on the island of Lesbos, Greece, January 28, 2021. REUTERS/Elias Marcou

Two women carry their children during a rainfall, outside the Kara Tepe camp for refugees and migrants on the island of Lesbos, Greece, January 28, 2021. REUTERS/Elias Marcou

General view of allotments next to the River Ver, flooded due to the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

General view of allotments next to the River Ver, flooded due to the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

General view of allotments next to the River Ver, flooded due to the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

A warning sign is seen at an allotment next to the River Ver, during a flood caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

General view of flooded allotments next to the River Ver, caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

General view of flooded allotments next to the River Ver, caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

A bench is seen at an allotment next to the River Ver, during a flood caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

A plastic chair floats at an allotment next to the River Ver, during a flood caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

A warning sign is seen at an allotment next to the River Ver, during a flood caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

General view of flooded allotments next to the River Ver, caused by the heavy rainfall, in St. Albans, Britain, 19 January 2021. REUTERS/Paul Childs

Palestinian children watch rainfall as they stand at their family's home at Deir al-Balah refugee camp in the central Gaza Strip December 17, 2020. REUTERS/Mohammed Salem

A damaged flooded seaside road is seen during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Locals stand among debris following heavy rainfall in Malia on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis TPX IMAGES OF THE DAY REFILE - CORRECTING CITY

A local stands inside his damaged house following heavy rainfall in Malia on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis REFILE - CORRECTING CITY

Floodwaters cover a beach during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Locals stand in a yard full of debris following heavy rainfall in Malia on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis REFILE - CORRECTING CITY

A local reacts following heavy rainfall in Malia on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis REFILE - CORRECTING CITY

A local shovels mud blocking a car, following heavy rainfall in Malia on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis REFILE - CORRECTING CITY

Damaged cars are seen on a flooded seaside road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Damaged cars are piled up on a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Debris and damaged cars are seen on a flooded seaside road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. Picture taken with a drone. REUTERS/Stefanos Rapanis

Debris and damaged cars are seen on a flooded seaside road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. Picture taken with a drone. REUTERS/Stefanos Rapanis

A local removes mud and debris from his balcony during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A local waves from his yard next to a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A local stands next to damaged cars on a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. Picture taken with a drone. REUTERS/Stefanos Rapanis

Debris and damaged cars are seen on a flooded seaside road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. Picture taken with a drone. REUTERS/Stefanos Rapanis

A flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A fridge is seen on a flooded area during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A flooded area during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Locals stand next to a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A local tries to clean a flooded yard during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Flood water comes out of a building during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Locals and firefighters stand next to a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

Locals and firefighters stand next to a flooded road during heavy rainfall at the village of Gournes on the island of Crete, Greece, November 10, 2020. REUTERS/Stefanos Rapanis

A Palestinian girl looks out of her family home following rainfall in the northern Gaza Strip November 5, 2020. REUTERS/Mohammed Salem

Palestinian children play outside their homes following rainfall in the northern Gaza Strip November 5, 2020. REUTERS/Mohammed Salem