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Padang City relies heavily on community-based waste banks (Bank Sampah) as decentralized units for waste segregation, recycling, and household engagement. These waste banks play a critical role by promoting waste segregation at source; providing economic incentives for households; acting as intermediaries between communities and recyclers. However...

This paper examines the governance of agrivoltaics (AV) in the context of Japan’s rapid rural depopulation and farmland abandonment. While AV is traditionally framed as a solution to land-use competition, this study argues that in shrinking regions, the primary challenge is not land scarcity but a shortage of human capacity to manage...

本業務は、アジア太平洋地域の国々の取組強化に資するとともに、同地域の動向や先駆的な取組を国際社会へ発信し、国連における2030年以降の持続可能な開発に関する国際枠組の議論へのインプットを目指すため、アジア太平洋地域特有の観点からシナジー推進の優良事例や展開方策を「アジア太平洋シナジーレポート」としてとりまとめることを目的としたものである。昨年度（令和6年度）業務において策定された企画書に基づき、ESCAP、UNEP、ADB等の関係機関と調整しつつ、生物多様性や都市等の個別テーマ（チャプター）の検討、地域特有の課題抽出、及びシナジーアプローチ実施に向けた提言の策定に向け、事務局として各種とりまとめ作業を進めた。

本業務では都道府県を主体に、基礎自治体の伴走支援体制を構築するための検討を行うモデル地域を選定し、ローカルコーディネーターとシニアアドバイザーの活用を通じて管内基礎自治体の地域脱炭素施策実行に資する伴走支援を行うことで、そのノウハウを地域に蓄積させるとともに、都道府県と基礎自治体の連携強化及び外部人材の活用による地域脱炭素施策実行力を担保する体制構築のあり方について検討した。さらに、モデル事業を通じて得られた知見に基づき、ローカルコーディネーター及びシニアアドバイザーに類する外部人材の活用を軸とした都道府県単位での地域の脱炭素支援体制の他地域への横展開のあり方について検討した。

Plastic waste in Indonesia threatens environmental sustainability and health. This study explores waste bank as a social innovation based on the 3R principle, as a means of education, behavior change in waste management, and the implementation of the circular economy. Aims: This study aims to identify and describe the practices and reasons of...

Decarbonizing road transport through technology interventions is crucial for reducing global greenhouse gases emissions. However, progress varies significantly across regions due to differences in technology readiness, commercialization, and policy environments. In recent years, the electrification of light-duty and freight vehicles has emerged as...

Decarbonizing road transport requires a socio-technological transition that integrates systemic changes in transport infrastructure, technological innovation, and broader societal transformation. Non-state actors—particularly sub-national governments and cities such as Jakarta Metropolitan City, West Java Province, and the City of Semarang—play a...

This report evaluates a pilot project in Padang, Indonesia, that introduced the digital application to modernise community-based waste banks. The study explores how digital transformation can improve operational efficiency, data accuracy, and transparency within a circular economy framework. While the initiative successfully digitised thousands of...

Asia Smart City Conference 2025, organized by City of Yokohama in November 2025, organized a session on Mutual pitches between city and company representatives on urban issues and technological solutions. This session shared the needs of Asian cities in addressing urban challenges, including rapid urbanization, population concentration in city...

This report is the sixth edition of the State of the Voluntary Local Reviews series, which has been produced annually by the Institute for Global Environmental Strategies (IGES) since 2020. It aims to offer an empirical overview of the Voluntary Local Review (VLR) movement to examine evolving local-level practices in SDG localisation...