Dr.
Osamu SAITO

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Commissioned Report
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。
Peer-reviewed Article
In Sustainability Science
Author:
Rodolfo
Dam Lam
Shin-ichi
Ito
Fenjie
Chen
Rumana
Akter
Michio
Kondoh
Cristiano
Rossignoli
Aquatic food systems are essential to global food security and biodiversity but remain underserved by existing sustainability indexes, especially amid rising uncertainties and accelerating climate change. Current frameworks are fragmented, environmentally weighted, and insufficiently inclusive of social, economic, and governance dimensions. As we...
Translation of non-IGES Material
Author:
Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services
生物多様性、水、食料、健康および気候の悪化の直接要因および根本的な原因は相互に絡み合っているにもかかわらず、各課題への対処は個別に対処されていることが多く、その結果として、政策間の潜在的な不整合や、計画外の背反性(トレードオフ)、意図しない結果が生じます。ネクサス評価は、トレードオフを克服し、生物多様性、水、食料、健康および気候変動の間の相乗性(シナジー)を高める首尾一貫した意思決定を促し、公正で持続可能な未来に向けた社会変革につながる対応策を提示しています。
Peer-reviewed Article
In Sustainability Science
Author:
Shunsuke Managi
Moinul Islam
Dayong Zhang
Younes Ben Zaied
Countries are increasingly identifying the location and quality of natural capital (NC) and the benefits it provides, extending these assessments beyond rural areas to include cities (Willis and Petrokofsky 2017). To better evaluate urban sustainability, an economic framework based on the Inclusive Wealth Index (IWI) has been introduced, enabling...
Peer-reviewed Article
In Progress in Disaster Science
Author:
Md. Nasif
Ahsan
Jannatul
Naim
Najmus
Sakib
Naoyuki
Okano
Md. Sarwar
Hossain
Animesh
K. Gain
Md Nurul
Amin
Md Khairul
Islam
Miho
Ohara
Water insecurity, intensified by climate change, environmental degradation, and unsustainable resource management, poses a significant threat to human well-being in coastal regions. This study examines the interrelationships among water governance, household well-being, and water security in southwestern Bangladesh. Using a multistage sampling...
Peer-reviewed Article
In Sustainability
Author:
Michael L. Lengieza
Janet K. Swim
Jamie DeCoster
Joseph G. Guerriero
Philippe Le Coent
Lisa Sella
Herlin Chien
Cécile Hérivaux
Francesca Silvia Rota
Elena Ragazzi
Previous research identified three reasons for valuing nature (i.e., the basis for seeing nature as valuable and important): (1) valuing nature for what it gives to humans (instrumental), (2) valuing nature for its own sake (intrinsic), and (3) valuing nature because of the relationship between people and nature (relational). Of these, relational...
Presentation
環境経済・政策学会2025年大会
Author:
Sawako
Shigeto
Akihiro
Dazai
Norie
Tamura
Satomi
Mitsui
Yusuke
Yamada
Takahiro
Yoshida
生物多様性・生態系サービスのシナリオ・モデリングには、グローバルや国レベルの広域のものをダウンスケーリングして用いる事が多く、地域の文脈におけるシナリオの妥当性やモデリングの解像度に課題があった。本研究では、これまでの地域の課題や将来ビジョン、地域の関係者とのワークショップで得られた意見にNFFを適用し分類を行った。結果、地域の将来ビジョンとして、社会のための自然利用より、文化としての自然への関心が高いことが明らかになった。さらにこれら地域情報に基づく4つのシナリオナラティブと、これらのナラティブを定量的に表現するための指標のロングリストを作成した。今後、今回得られた定性的なシナリオ(ナラティブ)に基づく数理モデリングを進めるための指標の選択と指標データを用いた計算(ステップ2...
Peer-reviewed Article
In Sustainability Nexus Forum
Author:
Leonard Itayi Chirenje
Geetha Mohan
This study examines the water-energy-food nexus (WEFN) at the household level in rural Zimbabwe, focusing on how sugarcane farming affects local communities’ access to and management of essential resources. The research addresses a critical knowledge gap in understanding household-level WEFN dynamics in developing countries, where resource...
Presentation
Ecosystem Services Partnership 11th World Conference
Author:
Akihiro
Dazai
Sawako
Shigeto
Yusuke
Yamada
Satomi
Mitsui
Norie
Tamura
Takahiro
Yoshida
We attempt a bottom-up approach to developing NFF-based localized future scenarios up to 2050 that capture these local concerns and efforts. Our exercise started with interpreting the Ramsar Site Management Plan (2022) from the NFF lens, followed by a stakeholder workshop in 2024 to flesh out multiple future scenarios. A spatially-explicit...
Presentation

From Vision to Action: Co-Creating Nature-Positive Fisheries Futures in Timor-Leste

11th ESP World Conference
Timor-Leste, one of the world's youngest nations, is also among the least developed countries, presenting unique challenges and opportunities for sustainable growth. Despite being surrounded by rich marine resources on three sides, its fisheries sector remains significantly underdeveloped. The advancement of this sector carries immense potential –...
Results 1 to 3 of 3 (Sorted by date)
Project
Updated: November 2025

IGES Activity on COP30

From 10 to 21 November, the 30th Conference of the Parties (COP30) to the United Nations Framework Convention on Climate Change (UNFCCC) will be held in Belém, located at the gateway to the Amazon rainforest in Brazil. As the highest decision-making
Project
Updated: October 2024

CBD COP16 Special Webpage

The Convention on Biological Diversity The Convention on Biological Diversity (CBD) is a multilateral environmental agreement on: (1) the conservation of biodiversity; (2) the sustainable use of the components of biodiversity; (3) the fair and...
Project
Updated: July 2023

Sustainability Science journal

Sustainability Science probes interactions between global, social, and human systems, the complex mechanisms that lead to degradation of these systems, and concomitant risks to human well-being. The journal provides a platform for building...