Customers Use VOLTA Reverse Vending Machines In Lisbon

Customers return empty plastic bottles and beverage cans using a VOLTA reverse vending machine at a supermarket in Lisbon, Portugal, on July 9, 2026. Portugal's deposit return system for single-use beverage containers is in a transition phase as consumers adopt the new recycling scheme designed to support circular economy objectives and European Union collection targets. (Photo by Luis Boza/NurPhoto via Getty Images)