Smart City 2025. The annual smart city expo world congress in barcelona brings together the world’s top experts in urban development. By 2025, metropolitan areas around the world will have transformed into smart cities—highly adaptive environments that use cloud computing services, big data, and human.

It’s expected to unveil two new variants of its 0 series ev family at the show. What are the characteristics of successful smart cities, and how do they create value for residents, businesses, and local government?