Jayze Buban, 26, assists her daughter Lynie Jhane Madrigal in answering learning materials at their home, as face-to-face classes are yet to resume amid coronavirus disease (COVID-19), in Manila, Philippines, September 16, 2021. REUTERS/Lisa Marie David

Grade 2 student Lynie Jhane Madrigal, answers learning materials at her home, as face-to-face classes are yet to resume amid coronavirus disease (COVID-19), in Manila, Philippines, September 16, 2021. REUTERS/Lisa Marie David

Jayze Buban, 26, assists her daughter Lynie Jhane Madrigal in answering learning materials at their home, as face-to-face classes are yet to resume amid coronavirus disease (COVID-19), in Manila, Philippines, September 16, 2021. REUTERS/Lisa Marie David

A general view of a landfill where garbage pickers collect recyclable materials in Najaf, Iraq, September 14, 2021. Picture taken September 14, 2021. Picture taken with a drone. REUTERS/Alaa Al-Marjani

Young Palestinian Rawan Rajb makes decoration stones out of recycled material, in Tulkarm, in the Israeli-occupied West Bank, September 7, 2021. Picture taken September 7, 2021. REUTERS/Mohamad Torokman

A worker sorts plastic materials collected for recycling at a factory in Najaf, Iraq September 12, 2021. Picture taken September 12, 2021. REUTERS/Alaa Al-Murjani

An employee works at a Kingfa Advanced Materials Co lab in Tianjin, China September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

An employee sits at the reception of Kingfa Advanced Materials Co in Tianjin, China, September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

Young Palestinian Rawan Rajb makes decoration stones out of recycled material, in Tulkarm, in the Israeli-occupied West Bank, September 7, 2021. Picture taken September 7, 2021. REUTERS/Mohamad Torokman

Young Palestinian Rawan Rajb makes decoration stones out of recycled material, in Tulkarm, in the Israeli-occupied West Bank, September 7, 2021. Picture taken September 7, 2021. REUTERS/Mohamad Torokman

Young Palestinian Rawan Rajb makes decoration stones out of recycled material, in Tulkarm, in the Israeli-occupied West Bank, September 7, 2021. Picture taken September 7, 2021. REUTERS/Mohamad Torokman

Young Palestinian Rawan Rajb makes decoration stones out of recycled material, in Tulkarm, in the Israeli-occupied West Bank, September 7, 2021. Picture taken September 7, 2021. REUTERS/Mohamad Torokman

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB Rescue workers examine a body at the place where a bus crashed, in Matucana, Peru, August 31, 2021. REUTERS/Sebastian Castaneda

A cabin wrapped with fire retardant material to protect it from the approaching Caldor Fire stands amongst smoke near the town of Sciots Camp, CA, U.S., August 28, 2021. REUTERS/Fred Greaves

Robin Steenman, chair of the local chapter of Moms for Liberty, holds her 10-month-old daughter Judith, alongside fellow concerned parent Brett Craig, in front of a power point presentation highlighting the types of books Moms for Liberty think contain age-inappropriate material about racism, at her home in Franklin, Tennessee, U.S., August 16, 2021. Picture taken August 16, 2021. REUTERS/Evelyn Hockstein

A bale of hay sits wrapped in a material to look like the American flag on a farm in Appleton City, Missouri, U.S., August 11, 2021. REUTERS/Shannon Stapleton

Carlos Guerrero, 40, with his son Diego, 7, start their journey to John F Kennedy School in the village of Sotomo, outside the town of Cochamo, Los Lagos region, Chile, August 6, 2021. Picture taken August 6, 2021. Carlos takes Diego to school daily by boat, often battling wind and rain to get him there. "I didn't have the option of going to school so you do it whatever the conditions, good or bad weather or pandemic, even if it's difficult," he said. Using tablets provided by the education ministry, the school's seven pupils can now tap into online learning material, watch films, do virtual museum visits and try out video calls to children in other schools. REUTERS/Pablo Sanhueza SEARCH "SOTOMO SANHUEZA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Materials for coronavirus disease (COVID-19) testing are pictured at a test spot at JFK International Airport in New York City, U.S., August 5, 2021. REUTERS/Eduardo Munoz

Water bottles are used to weigh down material covering the exit of a photographers 'hide' on the field of play at Yumenoshima Archery Field, during the Tokyo 2020 Olympic Games in Tokyo, Japan, July 25, 2021. Picture taken July 25, 2021. REUTERS/Clodagh Kilcoyne

Children's books are pictured during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Children's books are pictured during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Children's books are pictured during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Children's books are pictured during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

A police officer stands in front of a screen during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Senior Superintendent Steve Li Kwai-wah, of the police’s National Security Department, attends a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Senior Superintendent Steve Li Kwai-wah, of the police’s National Security Department, poses during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

Senior Superintendent Steve Li Kwai-wah, of the police’s National Security Department, speaks during a news conference after five people were arrested on suspicion of conspiring to publish "seditious material" with the intent of inciting public hatred towards the government among children, in Hong Kong, China, July 22, 2021. REUTERS/Tyrone Siu

A police officer carries boxes of evidence after five people were arrested on suspicion of publishing and distributing seditious material, in Hong Kong, China July 22, 2021. REUTERS/Tyrone Siu

A police officer escorts one of five suspects, detained on suspicion of publishing and distributing seditious material, in Hong Kong, China July 22, 2021. REUTERS/Tyrone Siu

A police officer escorts one of five suspects, detained on suspicion of publishing and distributing seditious material, in Hong Kong, China July 22, 2021. REUTERS/Tyrone Siu

Police officers escort one of five suspects, detained on suspicion of publishing and distributing seditious material, in Hong Kong, China July 22, 2021. REUTERS/Tyrone Siu

An Afghan man rests in his shop as he sell U.S. second hand materials outside Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021. REUTERS/Mohammad Ismail TPX IMAGES OF THE DAY

A Eurocopter AS332L Super Puma helicopter transports material to a construction site on the mountain station of the Bergbahnen Titlis cable car operator on Mount Titlis, near Engelberg, Switzerland July 2, 2021. REUTERS/Arnd Wiegmann

A robotic hand with the AiFoam artificially innervated smart foam, which enables it to sense objects in proximity by detecting their electrical fields and also self-heals if it gets cut, is pictured at National University Singapore's Materials Sciences and Engineering lab in Singapore June 30, 2021. Picture taken June 30, 2021. REUTERS/Travis Teo

Scientists at National University Singapore's Materials Sciences and Engineering lab work on the AiFoam artificially innervated smart foam, which enables it to sense objects in proximity by detecting their electrical fields and also self-heals if it gets cut, at National University Singapore's Materials Sciences and Engineering lab in Singapore June 30, 2021. Picture taken June 30, 2021. REUTERS/Travis Teo

National University Singapore's Assistant Professor Benjamin Tee poses holding samples of the AiFoam artificially innervated smart foam, which enables it to sense objects in proximity by detecting their electrical fields and also self-heals if it gets cut, next to a robotic arm fitted with the foam at National University Singapore's Materials Sciences and Engineering lab in Singapore June 30, 2021. Picture taken June 30, 2021. REUTERS/Travis Teo

A scientist at National University Singapore's Materials Sciences and Engineering lab works on the AiFoam artificially innervated smart foam, which enables it to sense objects in proximity by detecting their electrical fields and also self-heals if it gets cut, at National University Singapore's Materials Sciences and Engineering lab in Singapore June 30, 2021. Picture taken June 30, 2021. REUTERS/Travis Teo

Samples of the AiFoam artificially innervated smart foam, which enables it to sense objects in proximity by detecting their electrical fields and also self-heals if it gets cut, are seen presented at National University Singapore's Materials Sciences and Engineering lab in Singapore June 30, 2021. Picture taken June 30, 2021. REUTERS/Travis Teo

A staff member from the National Election Board of Ethiopia prepares polling materials during the Ethiopian parliamentary and regional elections, at the Woreda 08 election house station, near a palace in Addis Ababa, Ethiopia June 21, 2021. REUTERS/Maheder Haileselassie Tadese

Staff from the National Election Board of Ethiopia prepare polling materials during the Ethiopian parliamentary and regional elections, at the Woreda 08 election house station, near a palace in Addis Ababa, Ethiopia June 21, 2021. REUTERS/Maheder Haileselassie Tadese

Workers of the National Election Board of Ethiopia deliver voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. The banner reads "Voting is a responsibility and also a right, and ownership over your country. Did you get the card [voting] yet?" REUTERS/Baz Ratner

A worker of the National Election Board of Ethiopia delivers voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

Workers of the National Election Board of Ethiopia deliver voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

Workers of the National Election Board of Ethiopia deliver voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

A worker of the National Election Board of Ethiopia delivers voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

A police officer guards voting materials delivered to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

A worker of the National Election Board of Ethiopia delivers voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

Workers of the National Election Board of Ethiopia deliver voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

Workers of the National Election Board of Ethiopia deliver voting materials to a polling station, ahead of Ethiopia's parliamentary and regional elections in Addis Ababa, Ethiopia, June 20, 2021. REUTERS/Baz Ratner

Soccer Football - Euro 2020 - Fans gather for England v Scotland - London, Britain - June 18, 2021 Scotland fans at Leicester Square before the match REUTERS/Henry Nicholls SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB

Musician Roni Aran, a member of the ethnic instrumental music band of Fungistanbul, plays an instrument made by materials collected from landfills, at their studio in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at their studio in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musician Herman Artuc, a member of the ethnic instrumental music band of Fungistanbul, plays an instrument made by materials collected from landfills, at their studio in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at their studio in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at a recycling depot in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at a recycling depot in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at a recycling depot in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas

Musicians Roni Aran and Herman Artuc, members of the ethnic instrumental music band of Fungistanbul, perform with instruments made by materials collected from landfills, at a recycling depot in Istanbul, Turkey June 17, 2021. Picture taken June 17, 2021. REUTERS/Umit Bektas