A woman carries a basin filled with soil on the outskirts of Kabul, Afghanistan, October 21, 2021. REUTERS/ Zohra Bensemra

Migrants seeking asylum in the U.S. climb up to the American soil after crossing the Rio Grande river into the U.S. near the International Bridge between Mexico and the U.S. in Del Rio, Texas, U.S., September 18, 2021. REUTERS/Go Nakamura

The U.S. ambassador to Lithuania, Robert Gilchrist, and Lithuanian President Gitanas Nauseda react after ribbon-cutting ceremony at the opening of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

Soldiers hold Lithuanian and U.S. flags during the opening ceremony of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

Soldiers stand during the opening ceremony of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

Lithuanian President Gitanas Nauseda speaks to media during the opening of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

U.S. 3-66 battalion commander Lieutenant Colonel Paul Godson, U.S. ambassador to Lithuania, Robert Gilchrist, Lithuanian President Gitanas Nauseda, Lithuanian Defense minister Arvydas Anusauskas and Lithuanian Chief of Defense Lieutenant-General Valdemaras Rupsys react during ribbon-cutting ceremony at the opening of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

Lithuanian President Gitanas Nauseda speaks to media during the opening of the U.S. army camp Herkus, in Pabrade, Lithuania, August 30, 2021. REUTERS/Janis Laizans

Residents who live on the bank of the Padma river shift their houses to a safer place as the river bank is about to disintegrate due to soil erosion in Munshiganj, Bangladesh, August 26, 2021. REUTERS/Mohammad Ponir Hossain

Residents who live on the bank of the Padma river shift their houses to a safer place as the river bank is about to disintegrate due to soil erosion in Munshiganj, Bangladesh, August 26, 2021. REUTERS/Mohammad Ponir Hossain

A family who live on the bank of the Padma river shift their houses to a safer place as the river bank is about to disintegrate due to soil erosion in Munshiganj, Bangladesh, August 26, 2021. REUTERS/Mohammad Ponir Hossain

Residents who live on the bank of the Padma river shift their houses to a safer place as the river bank about to disintegrate due to soil erosion in Munshiganj, Bangladesh, August 26, 2021. REUTERS/Mohammad Ponir Hossain

Moussa Kamara, 47, a baker and a Tolou Keur garden caretaker, crouches next to his mother Aissata Konte, at his mother's house in Boki Diawe, within an area that is part of the Great Green Wall, in Matam region, Senegal, July 12, 2021. "The day people realise the full potential of the Great Green Wall, they will stop these dangerous migration routes where you can lose your life at sea," Kamara said. "It's better to stay, work the soil, cultivate and see what you can earn." REUTERS/Zohra Bensemra SEARCH "BENSEMRA REFORESTATION" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES

New vegetation, barren soil and burnt trees are pictured inside the Cameron Peak fire burn scar west of Fort Collins, Colorado, U.S., June 29, 2021. Huge forest fires last year denuded vast areas of Colorado’s mountains and left them covered in ash – ash that with sediment has since been washed by rains into the Cache la Poudre River. Picture taken June 29, 2021. REUTERS/Forrest Czarnecki

Britain's Prince Charles is shown soil samples by FarmED founder Ian Wilkinson as he tours the farm in Oxfordshire, Britain, June 22, 2021. REUTERS/Toby Melville/Pool

Britain's Prince Charles views soil samples as he tours FarmED, a new center for farm and food education in Oxfordshire, Britain, June 22, 2021. REUTERS/Toby Melville/Pool

Britain's Prince Charles is shown soil samples by FarmED founders Ian and Celene Wilkinson as he tours the farm in Oxfordshire, Britain, June 22, 2021. REUTERS/Toby Melville/Pool

A woman with animal skin on her hands inspects the soil as fortune seekers flock to the village after pictures and videos were shared on social media showing people celebrating after finding what they believe to be diamonds, in the village of KwaHlathi outside Ladysmith, in KwaZulu-Natal province, South Africa, June 14, 2021. REUTERS/Siphiwe Sibeko

A Woman inspects the soil as fortune seekers flock to the village after pictures and videos were shared on social media showing people celebrating after finding what they believe to be diamonds, in the village of KwaHlathi outside Ladysmith, in KwaZulu-Natal province, South Africa, June 14, 2021. REUTERS/Siphiwe Sibeko

A jar of soil is put down during a dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivors and siblings Viola Fletcher and Hughes Van Ellis attend the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivors and siblings Viola Fletcher and Hughes Van Ellis attend the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

People attend the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivor Viola Fletcher attends the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

People attend the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivors and siblings Viola Fletcher and Hughes Van Ellis attend the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivor Uncle Redd approaches the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

Survivor Mother Fletcher attends the soil dedication at Stone Hill on the 100 year anniversary of the 1921 Tulsa Massacre in Tulsa, Oklahoma, U.S., May 31, 2021. REUTERS/Lawrence Bryant

A worker drops soil from the site where authorities are excavating a clandestine cemetery discovered at the house of a former police officer and containing many bodies, most of them believed to be women, in Chalchuapa, El Salvador May 24, 2021. REUTERS/Jose Cabezas

A worker drops soil from the site where authorities are excavating a clandestine cemetery discovered at the house of a former police officer and containing many bodies, most of them believed to be women, in Chalchuapa, El Salvador May 24, 2021. REUTERS/Jose Cabezas

A researcher removes a nymph cicada from a tree in order to test it for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil. Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

Nymph cicadas crawl on the hand and arm of a researcher after being collected in order to test them for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil as Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

A student removes a nymph cicada from a tree in order to test it for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil as Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

Nymph cicadas are seen in a test tubes in order to be checked for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil as Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

A student removes a nymph cicada from a tree in order to test it for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil as Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

A student displays a nymph cicada in a test tube that will tested for toxins during a study from the University of Indiana investigating the insects absorption of pollutants in soil as Brood X or Brood 10 cicadas have begun emerging from the ground after 17 years, in Bloomington, Indiana, U.S., May 21, 2021. Picture taken May 21, 2021. REUTERS/Cheney Orr

A forensic expert looks for evidence in soil collected where authorities are excavating a clandestine cemetery discovered at the house of a former police officer and containing as many as 40 bodies, most of them believed to be women, in Chalchuapa, El Salvador May 20, 2021. REUTERS/Jose Cabezas

A forensic expert looks for evidence in soil collected where authorities are excavating a clandestine cemetery discovered at the house of a former police officer and containing as many as 40 bodies, most of them believed to be women, in Chalchuapa, El Salvador May 20, 2021. REUTERS/Jose Cabezas

A mourner throws soil into the grave of Elvira Ignatieva, an English language teacher killed in the massacre at School Number 175, during a funeral at a cemetery in Kazan, Russia May 12, 2021. REUTERS/Alexey Nasyrov

A field geologist takes a soil sample during ground stability testing at a solar power plant development site located on a former coal mine in Hurley, western Virginia, U.S., May 11, 2021. Picture taken May 11, 2021. REUTERS/Dane Rhys

A farmer prepares soil at a greenhouse for planting tomatoes in Cubiro, Venezuela May 10, 2021. Picture taken May 10, 2021. REUTERS/Leonardo Fernandez Viloria

Iraqi single mother Marwa Raed Taha, sits with her friend as she prepares balls made of compost and soil, in Baghdad, Iraq, May 10, 2021. Picture taken May 10,2021. REUTERS/Saba Kareem

A worker separates raw soil and rocks at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken May 10, 2021. REUTERS/Zohra Bensemra

Workers prepare raw soil to make bricks with manual press at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken May 10, 2021. REUTERS/Zohra Bensemra

A worker separates raw soil and rocks at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken May 10, 2021. REUTERS/Zohra Bensemra

A worker separates raw soil and rocks at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken May 10, 2021. REUTERS/Zohra Bensemra

Workers prepare raw soil to make bricks at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken with drone May 10, 2021. REUTERS/Zohra Bensemra

Workers separate raw soil and rocks at the Elementerre factory in Mbour, Senegal May 10, 2021. Picture taken with drone May 10, 2021. REUTERS/Zohra Bensemra

Workers apply raw mix soil on the wall of the house under construction in Dakar, Senegal May 4, 2021. Picture taken May 4, 2021. REUTERS/Zohra Bensemra

People take video of an elephant that dusts itself with soil at Taigan safari park in Belogorsk, Crimea May 4, 2021. REUTERS/Alexey Pavlishak

Elephants dust themselves with soil at Taigan safari park in Belogorsk, Crimea May 4, 2021. REUTERS/Alexey Pavlishak TPX IMAGES OF THE DAY

Local resident Azra Ramic throws household waste into a compost bin in Gornja Tuzla, Bosnia and Herzegovina April 21, 2021. Picture taken April 21, 2021. REUTERS/Dado Ruvic

Dzemila Agic, an environmental activist, speaks during an interview with Reuters in Tuzla, Bosnia and Herzegovina April 21, 2021. Picture taken April 21, 2021. REUTERS/Dado Ruvic

Aerial view of the Gornja Tuzla town, Bosnia and Herzegovina April 21, 2021. Picture taken with drone on April 21, 2021. REUTERS/Dado Ruvic

Local resident Azra Ramic throws household waste into a compost bin in Gornja Tuzla, Bosnia and Herzegovina April 21, 2021. Picture taken April 21, 2021. REUTERS/Dado Ruvic

Aerial view of the thermal power plant in Tuzla, Bosnia and Herzegovina April 21, 2021. Picture taken with drone on April 21, 2021. REUTERS/Dado Ruvic

A cemetery worker uses a cross to even out the soil at the Flores cemetery, amid the outbreak of the coronavirus disease (COVID-19) in Buenos Aires, Argentina April 21, 2021. REUTERS/Agustin Marcarian