City-to-city collaboration programme for zero-carbon society (support project for the achievement of SDGs and developing a sustainable decarbonized society: city-to-city collaboration between Ehime Prefecture and Gorontalo Province) : report FY2021
City-to-city collaboration programme for zero-carbon society (support project for the achievement of SDGs and developing a sustainable decarbonized society: city-to-city collaboration between Ehime Prefecture and Gorontalo Province) : report. FY2021