The colourful process of salt harvesting is captured at the Hon Khoi Salt Fields in Nha Trang, Vietnam in December 2022. (Photo by Hilton Chen/Solent News & Photo Agency)

An elephant with a shackled leg is pictured at the Hanoi Zoo in Hanoi on August 16, 2023. Legs in iron chains and unable to roam freely, the treatment of two elderly elephants at the Hanoi public zoo has drawn outrage from animal lovers across Vietnam. (Photo by Nhac Nguyen/AFP Photo)

People collect fish on the beach during the coronavirus disease (COVID-19) outbreak in Da Nang, Vietnam on May 6, 2020. (Photo by Kham via Reuters)

Villagers gather long grass in the Mekong Delta, Vietnam in the first decade of February 2024. The grasses are used as an alternative for plastic products such as baskets. (Photo by Natnattcha Chaturapitamorn/Solent News)

A Philippine boy collects used plastic bottles to be sold at a junk shop at Divisoria market in Manila on November 29, 2017. (Photo by Noel Celis/AFP Photo)

A craftman poses with a bamboo miniature sculpture in Hanoi on November 25, 2020. (Photo by Nhac Nguyen/AFP Photo)

In this picture taken on January 11, 2021, young gymnasts train at the Li Xiaoshuang Gymnastics School in Xiantao, Hubei province. This summer's delayed Tokyo Olympics, which are now due to start on July 23, 2021, will be the defining moment for Chinese gymnasts who have trained relentlessly since as young as age four in the pursuit of gold. (Photo by Nicolas Asfouri/AFP Photo)

Soldiers take a selfie on the plateform at a metro station in Ho Chi Minh City on December 22, 2024. Thousands of selfie-taking Ho Chi Minh City residents crammed into train carriages on December 22, as the traffic-clogged business hub celebrated the opening of its first-ever metro line after years of delays. (Photo by Nhac Nguyen/AFP Photo)