BARCELONA, Spain (AP) — The Barcelona subway grinds to a halt, the doors slide open and commuters pour out to go about their daily business.

BARCELONA, Spain (AP) — The Barcelona subway grinds to a halt, the doors slide open and commuters pour out to go about their daily business. Little do they know that as they do so, a burst of ...

BARCELONA, Spain (AP) — The Barcelona subway grinds to a halt, the doors slide open and commuters pour out to go about their daily business. Little do they know that as they do so, a burst of ...

Barcelona's subway system is using regenerative braking to help power both its convoys but also recharge electric cars at street level. Skip to main content. Open Main Menu Navigation.

Barcelona subway recycles energy from braking into power to charge electric cars A subway driver operates the train’s brake lever before entering a station in Barcelona, Spain, Monday, Dec. 2, 2024.

BARCELONA, Spain (AP) — The Barcelona subway grinds to a halt, the doors slide open and commuters pour out to go about their daily business. Little do they know that as they do so, a burst of ...

A subway driver operates the train's brake lever before entering a station in Barcelona, Spain, Monday, Dec. 2, 2024. (AP Photo/Emilio Morenatti) ...

Barcelona's subway system is using regenerative braking to help power both its convoys but also recharge electric cars at street level. Skip to main content. Open Main Menu Navigation.