Rescuers remove a training dummy from a river during flood control exercises in the city of Svetlograd in Stavropol Region, Russia April 14, 2021. REUTERS/Eduard Korniyenko

A temporary gravesite, built after a 2009 flood that destroyed the tribe's historic cemetery, is seen in Eagle, Alaska, U.S., March 31, 2021. Tribal leaders credit their quick actions against COVID-19 to their memories of past pandemics that killed large percentages of the Alaskan Tribal population. Picture taken March 31, 2021. REUTERS/Nathan Howard

An empty area is seen as a breach of a wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

Workers install more piping for effluent to flow at Port Manatee, where a breach in a nearby wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A general view of Port Manatee, near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

Effluent spews from a pipe into a ditch at Port Manatee, where a breach in a nearby wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

Effluent spews from a pipe into a ditch at Port Manatee, where a breach in a nearby wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

Effluent spews from a pipe into a ditch at Port Manatee, where a breach in a nearby wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

Algae is seen in the waterways near Port Manatee, just a few miles away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A view of a cargo ship docked at Port Manatee, near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A view of a worker on a cargo ship docked at Port Manatee, near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A view of a cargo ship docked at Port Manatee, near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A general view of a waterway near Port Manatee, just a few miles away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A Great Blue Heron is seen in a waterway near Port Manatee waterway, just a few miles away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A Great Blue Heron is seen in mangroves near Port Manatee waterway, just a few miles away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A general view of a waterway near Port Manatee, just a few miles away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

Recreational boaters are seen off the shore of Piney Point Park, where a leaky containment wall at a wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A Hillsborough County Marine Safety patrol boat is seen off the shore of Piney Point Park, where the leaky containment wall of a wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A general view of Piney Point Park looking towards St. Petersburg, Florida, just a mile away from a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

Jerry Winters, who lives on Piney Point Road, less than a mile from where a wastewater reservoir with a leaky containment wall on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, waits in his buggy for updates in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A general view of Piney Point Park over looking Tampa Bay, near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones

A general view of the entrance to Port Manatee located near a wastewater reservoir on the site of a defunct phosphate plant, which leaky containment wall forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

U.S. Highway 41 northbound and southbound are closed after a breach of a wastewater reservoir on the site of a defunct phosphate plant forced an evacuation order for hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, in Piney Point, Florida, U.S. April 6, 2021. REUTERS/Octavio Jones.

A reservoir of a defunct phosphate plant south of Tampa, where a leak at a waste water reservoir forced the evacuation of hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, is seen in an aerial photograph taken in Piney Point, Florida, U.S. April 4, 2021. Picture taken April 4, 2021. REUTERS/Drone Base

A reservoir of a defunct phosphate plant south of Tampa, where a leak at a waste water reservoir forced the evacuation of hundreds of homes and threatened to flood the area and Tampa Bay with polluted water, is seen in an aerial photograph taken in Piney Point, Florida, U.S. April 4, 2021. Picture taken April 4, 2021. REUTERS/Drone Base

A person rides a bicycle on a partially flooded street in Omsk, Russia April 4, 2021. Picture taken April 4, 2021. REUTERS/Alexey Malgavko

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

A man wheels his bicycle through roads damaged by floods after heavy rains in Dili, East Timor, April 5, 2021. REUTERS/Lirio da Fonseca

Workers reap manioc to avoid losses during floods on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly TPX IMAGES OF THE DAY

Workers reap manioc to avoid losses during floods on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Workers reap manioc to avoid losses during floods on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Graci Bruna da Silva, 44, shows her losses at a corn plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Graci Bruna da Silva, 44, observes a damaged corn plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

A drone picture shows workers on a boat observing a damaged corn plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Workers reap manioc to avoid losses during floods on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

A drone picture shows workers on a boat observing a damaged corn plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Workers reap manioc to avoid losses during floods on the banks of Solimoes River in Anama, Amazonas state, Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

A drone picture shows Janio Morais Braga, 47, at his damaged banana plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly TPX IMAGES OF THE DAY

Janio Morais Braga, 47, observes his damaged banana plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Civil Defence coordinator Azi Marques observes a damaged pumpkin plantation at a flooded area on the banks of Solimoes River in Anama, Amazonas state Brazil March 31, 2021. Picture taken March 31, 2021. REUTERS/Bruno Kelly

Australian oyster farmer and co-owner of Harpers Oysters, Brett Harper, stands in his oyster shed yard near oyster trays after raging floodwaters decimated his business, in Dunbogan, Australia March 30, 2021. Picture taken March 30, 2021. REUTERS/Stefica Nicol Bikes

Australian oyster farmer and co-owner of Harpers Oysters, Brett Harper, stands in his oyster shed yard near oyster trays after raging floodwaters decimated his business, in Dunbogan, Australia March 30, 2021. Picture taken March 30, 2021. REUTERS/Stefica Nicol Bikes

The flood-ravaged interior of Australian cattle farmer Robert Costigan's family home is seen in Hollisdale, Australia March 28, 2021. Picture taken March 28. REUTERS/Stefica Nicol Bikes

Local residents work to salvage and dry their belongings in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

Local resident David Young cleans in the aftermath of his home getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

A local resident works to salvage and dry family photographs in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

Local residents work to salvage and dry their belongings in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

Local resident David Young cleans in the aftermath of his home getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott TPX IMAGES OF THE DAY

Local residents clean up debris in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

A work crew assesses damage on a bridge in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

A marking on the side of a barn indicates where the water level previously peaked in the aftermath of the area getting inundated with severe flooding following prolonged rains in the suburb of Londonderry in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

A local resident works to salvage and dry belongings in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of Windsor in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

Local residents clean up debris in the aftermath of the area getting inundated with floodwaters following prolonged rains and a severe weather event in the suburb of McGraths Hill in Sydney, Australia, March 26, 2021. REUTERS/Loren Elliott

A hub for donated food and supplies to assist people affected by recent flooding and storm events is set up at a local bowling club northwest of Sydney in Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott

People look out from the deck of a local bowling club as severe flooding resulting from prolonged rains northwest of Sydney affects Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott

A hub for donated food and supplies to assist people affected by recent flooding and storm events is set up at a local bowling club northwest of Sydney in Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott

A hub for donated food and supplies to assist people affected by recent flooding and storm events is set up at a local bowling club northwest of Sydney in Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott

A boat navigates the swollen Hawkesbury River northwest of Sydney as flooding resulting from a severe weather event with prolonged rains affects the area in Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott

Flooding resulting from a severe weather event with prolonged rains is seen at the Hawkesbury River northwest of Sydney in Wisemans Ferry, Australia, March 25, 2021. REUTERS/Loren Elliott