Aerial view of Wanda, a gigantic hydraulic and solar-powered machine that collects garbage from the Juan Diaz River to prevent it from reaching the sea in Panama City. Photos: Martin Bernetti/AFP
A trash-collecting machine powered by a water wheel and solar panels has prevented hundreds of tonnes of plastic and other garbage from Panama from littering mangroves and the ocean.
All kinds of trash flow down rivers running through Panama City and end up on the coastline of the Central American nation.
