Revealed October 14, 2025
By Cynthia Houniuhi, President, Pacific Islands College students Preventing Local weather Change (PISFCC), and Assistant Legislation Lecturer, The College of the South Pacific, Aditi Shetye, Lead of Strategic Litigation, World’s Youth for Local weather Justice, and Researcher in Public Worldwide Legislation and Environmental Legislation, British Institute of Worldwide and Comparative Legislation, Johanna Gusman, Senior Lawyer, Authorized Pathways to Fossil Gasoline Phaseout, on the Heart for Worldwide Environmental Legislation, and Joie Chowdhury, Senior Lawyer, Local weather Litigation and Accountability on the Heart for Worldwide Environmental Legislation.
This piece was initially revealed by the Worldwide Institute for Sustainable Growth’s (IISD) SDG Information Hub.
For the reason that supply of the historic Worldwide Courtroom of Justice (ICJ) Advisory Opinion on States’ obligations in respect of local weather change, authorized commentary abounds. However this evaluation is distinct in that it tells the story behind the legislation and focuses on what really made this case stand out: how youth, frontline communities, and motion legal professionals got here collectively to make sure the result defied the established order.
The way it all started
This was by no means an peculiar authorized case however an formidable motion. There are lots of untold tales and plenty of unsung heroes behind this historic ruling. As is commonly said – and mustn’t ever be forgotten – Pacific Islands legislation college students, moved by their lived realities, dreamt up the thought, and led the cost. What first began as a classroom project grew to become “taking the world’s greatest downside to the world’s highest court docket.” And the Courtroom delivered. It put the load of worldwide legislation firmly on the facet of individuals and the planet, offering a sturdy authorized blueprint to carry polluters accountable and safe cures and reparations for local weather hurt.
Indisputably, these Advisory Opinion proceedings had been among the many most inclusive within the historical past of the ICJ. The lively participation of World South/Majority international locations, usually not traditionally a part of such processes, in addition to the unprecedented ranges of coordination and alignment on local weather justice-centered arguments, are clearly mirrored within the final result. It alerts an “opening up” of worldwide legislation that may form its evolution and observe.
What made this case transformative
Whereas many organizations supplied technical help and help, the case was led by youth from its inception. Pacific Island College students Preventing Local weather Change (PISFCC), together with the World’s Youth for Local weather Justice (WYCJ), reframed local weather change not simply as a scientific and technical problem, however as a justice disaster – linking human rights, intergenerational fairness, and State accountability in a method that profoundly formed each the authorized arguments and world momentum for local weather justice. Frontline youth legal professionals and campaigners rooted their imaginative and prescient in deep love for his or her folks, communities, tradition, land, and ocean. They refused to simply accept an incremental strategy. By way of storytelling, mass mobilization, and grassroots coalition constructing, they infused a local weather justice, World Majority perspective, inside each facet of the proceedings.
In constructing the motion infrastructure, PISFCC convened the Alliance for a Local weather Justice Advisory Opinion, co-led with WYCJ, bringing collectively civil society organizations (CSOs) from each area of the world. Collectively, broader alliances rallied to help the case in each method they may, similar to: making authorized submissions on to the Courtroom; organizing skilled briefings for delegations on local weather justice-aligned arguments; calling for fairer procedural guidelines; offering drafting help and authorized recommendation; giving enter on storytelling methods for oral arguments; and shaping authorized narratives. As is commonly the case in carrying out large issues, the appropriate folks wanted to come back collectively on the proper time. The Advisory Opinion was larger than one individual or one nation. For this case to make a distinction, the playbook wanted to take to coronary heart the human rights ideas worldwide legislation espouses – inclusion, illustration, and self-determination.
It was instantly clear that shifting ahead, the Pacific and different frontline nations wanted to be represented by their very own nationwide legal professionals in The Hague. Decolonization shifted the panorama from the everyday observe the place ICJ illustration is primarily held by an elite few. In recognition of the youth management, some delegations ceded time to youth leaders from PISFCC and WYCJ to talk on to the Courtroom, every delivering highly effective arguments for local weather justice and the rights of current and future generations.
A number of delegations, particularly these from the World Majority, appeared earlier than the ICJ for the primary time, represented not by well-known legislation corporations far-off from nationwide shores or by elite teachers, however by numerous nationwide delegations composed of diplomats, nationwide legal professionals, youth campaigners, and group/Indigenous leaders. This formed the proceedings in basic methods, from securing procedural flexibility, similar to permitting submissions through e mail reasonably than requiring in-person supply (a extra resource-intensive choice that poses challenges for a lot of within the World Majority), to influencing the substance of authorized arguments. Moreover, a number of frontline States and worldwide organizations rooted their submissions in broader structural considerations, highlighting colonial histories and problems with debt justice – all throughout the context of States’ local weather obligations.
Island nations and different climate-affected international locations introduced technically rigorous arguments, whereas additionally portray a vivid image of their local weather realities by movies, witness statements, and resonant storytelling. For instance, Tuvalu’s video clip of a 3-D mannequin to indicate sea degree rise utilizing extremely localized scientific knowledge, in addition to a strong video from Saint Vincent and the Grenadines titled, ‘The Race: Survival versus Demise and Debt,’ made an immeasurable distinction in bringing to life what some from the World North dubbed as “summary” impacts of local weather change. Whereas international locations like Australia, the UK, and the US rigidly learn from their briefs, avoiding eye contact with the judges, the Pacific Islands and the remainder of the World Majority spoke with conviction and energy that stood in stark distinction to historic polluters.
Moreover, all through the method, significant activism successfully broke down silos between formal proceedings and mobilizations exterior the courtroom. Through the oral hearings, campaigners organized dynamic occasions, together with a Folks’s Meeting – a rare testomony to collective lived experiences, the final result doc of which was submitted to the Courtroom, making certain peoples’ calls for for local weather justice had been formally on the file. There have been additionally demonstrations, artwork exhibitions, vigils, and cultural occasions to help and complement the formal proceedings in an try to maximise inclusivity and participation. Using know-how to heart frontline evaluation by the Witness Stand marketing campaign, on-line petitions, and artistic social media methods rendered the technical legalese of the proceedings related and accessible to an entire new viewers.
Taking this success ahead
Motion legal professionals introduced a taste of litigious pedagogy to this case that completely made a distinction. Lots of the Pacific, Latin American, Asian, African, and small island creating States (SIDS) legal professionals, youth advocates, and even high-level diplomats had backgrounds in human rights, social justice, or group organizing. This movement-grounded course of delivered a strong justice-centered final result that represents a turning level from which future local weather instances can draw classes and inspiration. Within the face of rising seas and eroding land, fossil gasoline impunity, and planet-destroying insurance policies, there may be energy on this collective win that’s transformative for local weather justice. This case just isn’t the tip. It represents a foundational impetus for change that motion legal professionals should construct on.
