Broken TV and computer screens are seen at a garbage dump near a rice field in Vinh Phuc province, Vietnam, July 1, 2020. Picture taken July 1, 2020. REUTERS/Kham

Broken TV and computer screens are seen at a garbage dump near a rice field in Vinh Phuc province, Vietnam, July 1, 2020. Picture taken July 1, 2020. REUTERS/Kham

Electronic trash burn at a garbage dump near a rice field in Vinh Phuc province, Vietnam, July 1, 2020. Picture taken July 1, 2020. REUTERS/Kham

Farmers take a break for lunch while celebrating National Paddy Day, also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

People play in the mud as they plant rice saplings during National Paddy Day also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

People play in the mud as they plant rice saplings during National Paddy Day also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar TPX IMAGES OF THE DAY

People play in the mud as they plant rice saplings during National Paddy Day also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

Farmers take a break for lunch while celebrating National Paddy Day, also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

People play in the mud as they plant rice saplings during National Paddy Day also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

Farmers plant rice saplings on the field while celebrating National Paddy Day, also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

A man splashes mud while celebrating National Paddy Day, also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

A girl splashes mud towards women while celebrating National Paddy Day, also called Asar Pandra, that marks the commencement of rice crop planting in paddy fields as monsoon season arrives, in Kathmandu, Nepal, June 29, 2020. REUTERS/Navesh Chitrakar

A farmer plants rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

Farmers plant rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

Farmers plant rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

Farmers plant rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

A farmer plants rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

Farmers plant rice on a paddy field during early morning to avoid the heat in Hanoi, Vietnam June 25, 2020. REUTERS/Kham

Farmers plant rice samplings on the fields as monsoon season arrives in Bhaktapur, Nepal June 23, 2020. REUTERS/Navesh Chitrakar

A farmer plants rice samplings on a field as monsoon season arrives in Bhaktapur, Nepal June 23, 2020. REUTERS/Navesh Chitrakar

Farmers walk along the field after planting rice samplings as monsoon season arrives in Bhaktapur, Nepal June 23, 2020. REUTERS/Navesh Chitrakar

Children run along rice fields in Bhaktapur, Nepal June 23, 2020. REUTERS/Navesh Chitrakar

A farmer works in a rice field, amid concerns over the coronavirus disease (COVID-19), near Sharqia along the agricultural road which leads to the capital city of Cairo, Egypt June 15, 2020. Picture taken June 15, 2020. REUTERS/Amr Abdallah Dalsh

A farmer works in a rice field, amid concerns over the coronavirus disease (COVID-19), near Sharqia along the agricultural road which leads to the capital city of Cairo, Egypt June 15, 2020. Picture taken June 15, 2020. REUTERS/Amr Abdallah Dalsh

A farmer works in a rice field, amid concerns over the coronavirus disease (COVID-19), near Sharqia along the agricultural road which leads to the capital city of Cairo, Egypt June 15, 2020. Picture taken June 15, 2020. REUTERS/Amr Abdallah Dalsh

A farmer plows a field to plant rice samplings as monsoon season arrives in Lalitpur, Nepal June 5, 2020. REUTERS/Navesh Chitrakar

A woman collects recyclable items from electronic equipment at a garbage dump near a rice field in Vinh Phuc province, Vietnam, June 5, 2020. REUTERS/Kham

A woman collects recyclable items from electronic equipment at a garbage dump near a rice field in Vinh Phuc province, Vietnam, June 5, 2020. REUTERS/Kham

Broken TV and computer screens are seen at a garbage dump near a rice field in Vinh Phuc province, Vietnam, June 5, 2020. REUTERS/Kham TPX IMAGES OF THE DAY

Broken TV and computer screens are seen at a garbage dump near a rice field in Vinh Phuc province, Vietnam, June 5, 2020. REUTERS/Kham

A woman collects recyclable items from electronic equipment at a garbage dump near a rice field in Vinh Phuc province, Vietnam, June 5, 2020. REUTERS/Kham

Ducks feed on a rice field outside Bangkok, Thailand, May 2, 2020. Picture taken May 2, 2020. REUTERS/Matthew Tostevin

Kazuo Ouchi, 62, father of young baseball player Ryoma Ouchi, drives by a former rice field that has been turned into a temporary storage site for radioactive debris in Iitate, Fukushima Prefecture, Japan, March 2, 2020. Picture taken March 2, 2020. REUTERS/Mari Saito

An ethnic Thai farmer works on her terraced rice field in Pu Luong, Vietnam February 29, 2020. Picture taken February 29, 2020. REUTERS/Kham

An ethnic Thai farmer works on her terraced rice field in Pu Luong, Vietnam February 29, 2020. Picture taken February 29, 2020. REUTERS/Kham

Terraced rice field is seen in Pu Luong, Vietnam February 29, 2020. Picture taken February 29, 2020. REUTERS/Kham

Birds feed on a rice field on the outskirst of Bangkok, Thailand, January 19, 2020. REUTERS/Matthew Tostevin

A farmer harvests rice on a field in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar TPX IMAGES OF THE DAY

Light illuminates a farmer as she harvests rice on the fields in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar

A farmer harvests rice on a field in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar

A farmer harvests rice on a field in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar

A farmer returns after harvesting rice on a field in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar

A farmer harvests rice on a field in Lalitpur, Nepal November 15, 2019. REUTERS/Navesh Chitrakar

An ethnic Pa-O woman works in a rice field in Nyaung Shwe, Shan state, Myanmar, November 6, 2019. REUTERS/Ann Wang

General view of a rice field in a valley in Nyaung Shwe, Shan state, Myanmar, November 6, 2019. REUTERS/Ann Wang

Two women work in a rice field near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

A customized DJI Agras MG-1S drone flies over a rice field during a pilots training flight, as part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

A customized DJI Agras MG-1S drone sprays water over a rice field during a pilots training flight, as part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

Anopheles mosquitoes are seen in a net placed in a rice field during a test in the use of drone technology in the fight against malaria near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

A customized DJI Agras MG-1S drone sprays water over a rice field during a pilots training flight, as part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

Drone pilot watches a customized DJI Agras MG-1S drone fly over a rice field during a training flight being part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

A man collects samples in a rice field during a test in the use of drone technology in the fight against malaria near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

Mosquito Biologist Dr. Bart Knols speaks during a media interview regarding the use of drone technology in the fight against malaria, in a rice field near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

Drone pilot watches a customized DJI Agras MG-1S drone fly over a rice field during a training flight being part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

A customized DJI Agras MG-1S drone sprays water over a rice field during a pilots training flight, as part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

A customized DJI Agras MG-1S drone flies over a rice field during a pilots training flight, as part of a test in using drone technology in the fight against malaria, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

A man dispenses fertiliser in a rice field, near Zanzibar City, on the island of Zanzibar, Tanzania, October 31, 2019. Picture taken October 31, 2019. REUTERS/Baz Ratner

Mosquito Biologist Dr. Bart Knols, points to an Anopheles mosquito larvae as he speaks on the use of drone technology in the fight against malaria, in a rice field near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

Mosquito Biologist Dr. Bart Knols speaks during a media interview regarding the use of drone technology in the fight against malaria, in a rice field near Zanzibar City, on the island of Zanzibar, Tanzania, October 30, 2019. Picture taken October 30, 2019. REUTERS/Baz Ratner

An Afghan boy harvests rice at a field in Nangarhar province October 15, 2019. REUTERS/Parwiz