
A volunteer shows picked up trash at Copacabana Beach, Rio de Janeiro, Brazil, Sept. 20, 2025. World Cleanup Day is an annual global event that is marked every third Saturday in September with the aim of combating the global solid waste problem. (Photo: Xinhua)

A volunteer picks up trash at Copacabana Beach, Rio de Janeiro, Brazil, Sept. 20, 2025. World Cleanup Day is an annual global event that is marked every third Saturday in September with the aim of combating the global solid waste problem. (Photo: Xinhua)

Volunteers pick up trash at Copacabana Beach, Rio de Janeiro, Brazil, Sept. 20, 2025. World Cleanup Day is an annual global event that is marked every third Saturday in September with the aim of combating the global solid waste problem. (Photo: Xinhua)

Volunteers place collected trash together at Copacabana Beach in Rio de Janeiro, Brazil, Sept. 20, 2025. World Cleanup Day is an annual global event that is marked every third Saturday in September with the aim of combating the global solid waste problem. (Photo: Xinhua)