People walk through "Terowongan 4444" or 4444 tunnel, built from plastic bottles collected from several rivers around the city in three years, at the plastic museum constructed by Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON) in Gresik regency near Surabaya, East Java province, September 28, 2021. nvironmentalists in Indonesia keen to send a message about the world's worsening ocean plastics crisis have created a museum made entirely from plastics, to convince people to rethink their habits and say no to single-use bags and bottles. REUTERS/Prasto Wardoyo

A placard that reads "Brantas river polluted with microplastic," is seen among plastic bags displayed at the plastic museum constructed by Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON) in Gresik regency near Surabaya, East Java province, September 28, 2021. The outdoor exhibition in the town of Gresik in east Java took three months to assemble and is made up of more than 10,000 plastic waste items, from bottles and bags to sachets and straws, all collected from polluted rivers and beaches. REUTERS/Prasto Wardoyo

People take selfie pictures at "Terowongan 4444" or 4444 tunnel, built from plastic bottles collected from several rivers around the city in three years, at the plastic museum constructed by Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON) in Gresik regency near Surabaya, East Java province, Indonesia, September 28, 2021. The plastics problem is particularly acute in Indonesia, an archipelago nation that ranks second only behind China for its volume of plastics that end up in the seas. REUTERS/Prasto Wardoyo

Volunteers of Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON) built a mock-up of the Goddess Sri, the goddess of rice and prosperity for Javanese people, from plastic waste collected from several rivers around the city, at the plastic museum in Gresik regency near Surabaya, East Java province, Indonesia, September 28, 2021. The centrepiece is a statue called "Dewi Sri", a goddess of prosperity widely worshipped by the Javanese. Her long skirt is made from single-use sachets of household items. REUTERS/Prasto Wardoyo

Prigi Arisandi, the founder of Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON), holds a placard as he poses for pictures in Gresik regency near Surabaya, East Java province, Indonesia, September 28, 2021. REUTERS/Prasto Wardoyo

Volunteers examine the contents of microplastics on water sample collected from the river, at the laboratory owned by Indonesia's environmental activist group Ecological Observation and Wetlands Conservation (ECOTON) in Gresik regency near Surabaya, East Java province, Indonesia, September 28, 2021. REUTERS/Prasto Wardoyo