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Presentation

Policies and Measures on Circular Economy in Japan and beyond

UNDP Regional Workshop on Advancing Circular Policy and Business Solutions for Plastics in the Tourism Sector
Author:
From 24 to 27 February 2026, the UNDP held a training course in Yokohama for 40 ASEAN officials on the link between measures to tackle marine plastic pollution and the tourism sector. Mr. Hiroshi Ono, Executive Director of IGES, shared Japan’s experience on Circular Economy and waste management policy development, helping the participants to gain...
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Peer-reviewed Article

Global waste sector dataset (1990–2050): scenario-based projections of generation, emissions, and socioeconomic drivers

In Frontiers in Environmental Science
Author:
Zheng Xuan Hoy
Kok Sin Woon
Wen Cheong Chin
Yee Van Fan
Seung Jick Yoo
Strategy planning for global climate goals requires structured, multisectoral data linking environmental pressures with socioeconomic drivers across time and geography. However, internationally harmonized, machine-actionable datasets integrating waste generation, waste-related greenhouse gas (GHG) emissions, and socioeconomic indicators remain...
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Keywords:
AI-ready
climate data
GDP
Greenhouse gas emissions
municipal solid waste
national-scale
planetary boundaries
population
Peer-reviewed Article

Land remains a blind spot in tracking progress under the Paris Agreement due to lack of data comparability

In Communications Earth & Environment
Author:
Rosa M. Roman-Cuesta
Michel den Elze
Zuelclady Araujo-Gutierrez
Nicklas Forsell
William F. Lamb
Emily McGlynn
Joana Melo
Simone Rossi
Malte Meinshausen
Matthew Gidden
Kimon Keramidas
Anu Korosuo
Giacomo Grassi
Land carbon fluxes are key to the Paris Agreement. However, data comparability issues persist between countries’ land greenhouse gas inventories and mitigation targets, and what land models (bookkeeping and integrated assessments) provide as Paris-aligned benchmarks for land. As a result, the Global Stocktake, aiming to track collective mitigation...
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Peer-reviewed Article

Improving land-use emission estimates under the Paris Agreement

In Nature Sustainability
Author:
Giacomo
Grassi
Glen P.
Peters
Josep G.
Canadell
Alessandro
Cescatti
Matthew J.
Gidden
Nancy
Harris
Martin
Herold
Thelma
Krug
Michael
O’Sullivan
Julia
Pongratz
María J.
Sanz
Clemens
Schwingshackl
Detlef
van Vuuren
Climate science and national emissions reporting communities have historically used different definitions and methods for anthropogenic land-based carbon removals. As the mitigation agenda accelerates, reconciling these differences for comparability and moving towards integration is crucial for enhancing confidence in land-use emission estimates.
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Peer-reviewed Article

Intergovernmental Panel on Climate Change (IPCC) Tier 1 forest biomass estimates from Earth Observation

In Scientific Data
Author:
Neha Hunka
Laura Duncanson
John Armston
Ralph Dubayah
Sean P. Healey
Maurizio Santoro
Paul May
Arnan Araza
Clement Bourgoin
Paul M. Montesano
Christopher S. R. Neigh
Hedley Grantham
Peter Potapov
Svetlana Turubanova
Alexandra Tyukavina
Jessica Richter
Nancy Harris
Mikhail Urbazaev
Adrián Pascual
Daniela Requena Suarez
Martin Herold
Benjamin Poulter
Sylvia N. Wilson
Giacomo Grassi
Maria J. Sanz
Joana Melo
Aboveground biomass density (AGBD) estimates from Earth Observation (EO) can be presented with the consistency standards mandated by United Nations Framework Convention on Climate Change (UNFCCC). This article delivers AGBD estimates, in the format of Intergovernmental Panel on Climate Change (IPCC) Tier 1 values for natural forests, sourced from...
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Book Chapter

IGESのこれまでの歩み

In 持続可能な社会づくりへの統合的アプローチ
Author:
第1章　IGESのこれまでの歩み 「地球環境戦略研究機関のあり方」とその実践・展開 IGES中長期戦略（2016 年～2025 年） IGESの現在の研究体制
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