Produced by Sara Fijo / Gondola Films for the World Bank Micro-documentaries written and made by José M. Borrell Module of conservation and urban regeneration of historic cities within the initiative of sustainable cities in Europe and Central Asia. Cities are crucial fields for intervention, since they are the future of our world. Demographic growth and the serious consequences of climate change make us seek sustainable responses to growth in new urban areas. Clearly, the way cities are planned, financed and managed will have a decisive effect on the sustainability outcomes and on the lives and livelihoods of city residents today and in the future.