Proceedings of the 2nd International Workshop on Low Carbon Computing

Edited by Ignatius Ezeani, Adrian Friday, Abdessalam Elhabbash, John Vidler, Daniel King, Paul Dempster

The papers in these proceedings were peer reviewed by the LOCO 2026 Programme Committee.

Full Workshop Papers

Scoring and Gamification to Encourage Sustainable Use of Compute Clusters Maximilian MacDonald, Chris McCaig, Sean MacAvaney, Matthew Barr and Lauriz Thamsen LOCO2026/P01 When Do Microservices Save Energy? Evidence from Environmental Simulation Workflows Joshua Rowley and Abdessalam Elhabbash LOCO2026/P02 The Energy Blind Spot: NVIDIA’s Flagship Edge AI Hardware Cannot Support Process-Level Energy Attribution Deepak Panigrahy and Aakash Tyagi LOCO2026/P03 RequestRouter: Request-Boundary Routing for Efficient Single-GPU LLM Inference Aman Sunesh, Ali Alshehhi and Hivansh Dhakne LOCO2026/P04 Estimating the growth in emissions from AI data centres Wim Vanderbauwhede LOCO2026/P05 A Scoping Review of Methods to Measure the Energy and Carbon Footprint of Web Tracking and Advertising Nils Bonfils and Christoph Becker LOCO2026/P06 GPU Implementation of a Resource-constrained Virtual Machine Simone Li, Wim Vanderbauwhede, Vladislav Brusokas, Andrei Ghita and Shuxuan Li LOCO2026/P07 Monitoring Energy Usage of an AI Research Lab with an Interactive Dashboard Marta Adamska LOCO2026/P08 Could Model Partitioning Make Federated Learning More Sustainable? Tobias Frohlich, Tiffany Vlaar and Lauritz Thamsen LOCO2026/P09 Adaptive Carbon-Aware Machine Learning Training under Uncertainty: A Unified Scheduling Framework Sufiyan Ul Rehman LOCO2026/P10 Too cheap to matter: over abundant microchips, and what we can learn from them Adrian Friday, Fieke Jansen, Srinjoy Mitra and Gauthier Roussilhe LOCO2026/P11 Turning interest into institutional change: teaching advocacy for sustainable research Kirsty Pringle, Lorna Smith, Erinma Ochu and Greg Wilson LOCO2026/P12 Hot Games: A Holistic Assessment of the Planet Warming Emissions of Video Games based on 2024--2025 Data Mike Hazas, Kevin C. Dalli, Arjun Menon and Ben Abraham LOCO2026/P13 Wasted Large Language Models: A Life Cycle Thinking Approach Erik Johannes Husom, Maria Emine Nylund and Ophelia Prillard LOCO2026/P14 The Ultimate Carbon Cost of a ChatGPT Query Paul Kron LOCO2026/P15 Developing a Sustainable Sustainability Strategy for the STFC Scientific Computing Department Jessica Huntley and David McDonagh LOCO2026/P16 Energy and CO2 footprint of Climate Model Intercomparison Projects Sergi Palomas LOCO2026/P17

Lightning Talk Abstracts

Does Measuring Carbon Change Behaviour? Designing a Multi-Centre trial in Research Organisations Christina Bremer, Jan van der Scheer and Loïc Lannelongue LOCO2026/L01 A unified user-facing carbon and energy monitoring dashboard for Digital Research Infrastructures Navirah Kamal, Loïc Lannelongue and Andrew Turner LOCO2026/L02 Carbon-Aware Workflow Scheduling Under Deadlines Dominik Schweisgut LOCO2026/L03 Making transparent, verifiable sustainability claims on the web with carbon.txt and DIST Tim Cowlishaw, Hannah Smith, Chris Adams and Fershad Irani LOCO2026/L04 Green BOA: Determining the Environmental Break-even point for ML-based Data Compression Caterina Doglioni, Akshat Gupta, Thomas Elliott and Sanjiban Sengupta LOCO2026/L05 Green TTA: Benchmarking the Energy Efficiency of Test-Time Adaptation Methods Vivian White and Evan Shelhamer LOCO2026/L06 Ambition or excess? Computational Sufficiency in Land Surface Modelling Joe Marsh Rossney, Carolynne Lord, Lily Gouldsbrough, Gordon Blair, Marcia Smith and Kelly Widdicks LOCO2026/L07 Interoperability as a Carbon Reduction Strategy Kern Tallett LOCO2026/L08 Towards Sustainability-Aware Benchmarking and Optimisation of Generalised Matrix-Matrix Multiplication (GEMM) Operations for CPUs, GPUs, and FPGAs on HPC Systems Ishaan Alidina and Sylvain Laizet LOCO2026/L09 Small-scale Solar-powered Social media: Power Saving through Planned Downtime James Coxon LOCO2026/L10 Counting the Stones in my Computer: Unmaking the Chip Reality Coralie Gourguechon LOCO2026/L11 Towards Post-Growth AI: What Motivates its Usage? Lena Pohlmann, Sophie Lecheler, Hajo Boomgaarden and Emanuel Sallinger LOCO2026/L12 Software-Centric Measures against Premature Hardware Obsolescence Stephen Kell LOCO2026/L13