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Methane levels are surging. Enforceable policies for emission reductions are essential. Methane levels have surged since 2006, driven primarily by human activities. We have enough information about our methane emissions to take action, but more enforceable policies to drive reductions are vital. While reductions in the fossil fuel and waste sectors...

India’s national government has offered strong support for the development of green hydrogen as part of the country’s clean energy transition. However, much of the actual progress in this transition will depend not on national but subnational governments. This paper argues that India’s subnational governments have significant potential to...

本書は、2024年2月UNEA6にて発表された、世界資源アウトルック（GRO）2024の内容をコンパクトにまとめた政策決定者向け要約（SPM：Summary for Policymakers）の日本語版。7つの地域、4つの所得国グループに及ぶ180カ国について、利用可能な最善のデータ、モデリングおよび評価を動員し、我々の資源利用の動向、影響、分配効果に関する分析をまとめるとともに、負の傾向を逆転させ、人類を持続可能な軌道へ乗せる可能性についても考察している。 資源利用量の増加が３つの地球危機（気候変動・生物多様性の喪失・汚染）の主な要因となっている。我々の経済活動のための物質資源の採取・加工は、過去50年間で3倍に増加、現在、温室効果ガス排出量の55％以上、粒子状物質（PM...

The year 2023 marked a concerning milestone in climate history with the global average temperature being 1.45 ± 0.12°C above the pre-industrial average. The Global Stocktake at COP28 showed that the projected temperature rise is expected to be between 2.1 - 2.8°C even if nationally determined contributions (NDCs) of all countries are fully achieved...

Holistic landscape restoration offers a solution to multiple interconnected challenges that face our planet. This paper introduces an innovative approach to financing nature alongside local socio-economic and wellbeing needs. Specifically, it describes a practical financing framework for HLR that can aid implementation of commitments related to...

SDGs are off track, but the HLPF’s follow-up and review (FUR) process, especially reviews of Voluntary National Reviews (VNRs), does not systematically examine the reasons. This paper recommends that SDG progress reviews should focus more on analysing national SDG implementation policies and budgets. Regarding the environment, for example, this...

2024年8月29日～9月1日に行われた日本環境教育学会の第35回年次大会（千葉）において、口頭発表を行った。以下はその発表要旨である。 2030年をゴールとする「持続可能な開発目標（SDGs）」は、達成に向けた軌道からは依然として大きく外れており、SDGsの進捗を一層加速させる必要がある。SDGsの実施にあたっては、「誰一人取り残さない（LNOB）」の原則に基づき、マルチステークホルダーの参画が求められている。その中でも、次世代を担うユース（若者）に注目が集まり、近年、国内外でサステナビリティに関連するプロセスへの彼らの積極的な参画が呼びかけられている。特に、世界的に見て気候・環境課題へのユースの関心への高まりから、彼らが意見表明をする場や、様々な参加の手段が構築されてきている。他方で...

This policy brief focuses on the international collaboration necessary to equitably progress towards the sustainable energy transition. In that context, it addresses SDG 12 - responsible consumption and production, and in particular SDG target 12.2 - achieving sustainable management and efficient use of natural resources. Based on recent research...

Based on UN Environment Assembly (UNEA 5.2) resolution 5/14 'Ending plastic pollution', adopted in March 2022, a legally binding international instrument on plastic pollution is to be developed. The Intergovernmental Negotiating Committee (INC) on plastic pollution has started and INC4 was organised in April 2024. This article analyses the...

In many countries, young people are justifiably viewed as possessing the energy and ideas required to advance the sustainability agenda. However, the degree to which youth can influence that agenda depends on how meaningfully they engage in Sustainable Development Goals (SDGs) and related processes. Further, the extent to which they can...