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Much debate nowadays is devoted to the impacts of modern information and communication technology on global carbon emissions. Green information and communication technology is a paradigm creating a sustainable and environmentally friendly…

Software Engineering · Computer Science 2024-01-04 Iztok Fister , Dušan Fister , Vili Podgorelec , Iztok Fister

In this report, we examine the available evidence regarding ICT's current and projected climate impacts. We examine peer-reviewed studies which estimate ICT's current share of global greenhouse gas (GHG) emissions to be 1.8-2.8% of global…

Physics and Society · Physics 2021-02-05 Charlotte Freitag , Mike Berners-Lee , Kelly Widdicks , Bran Knowles , Gordon Blair , Adrian Friday

Reducing energy consumption - and especially carbon emissions - is one of the most important challenges facing humankind. ICT (Information and Communication Technology) is a powerful tool to reduce emissions as it offers alternatives to…

Networking and Internet Architecture · Computer Science 2023-03-22 Cedric Westphal , Alexander Clemm

The carbon footprint share of the information and communication technology (ICT) sector has steadily increased in the past decade and is predicted to make up as much as 23 \% of global emissions in 2030. This shows a pressing need for…

Information Retrieval · Computer Science 2024-06-07 Noah Gießing , Madhurima Deb , Ankit Satpute , Moritz Schubotz , Olaf Teschke

Climate change is profoundly affecting nearly all aspects of life on earth, including human societies, economies and health. Various human activities are responsible for significant greenhouse gas emissions, including data centres and other…

Computers and Society · Computer Science 2020-12-18 Loïc Lannelongue , Jason Grealey , Michael Inouye

Given the fact that climate change has become one of the most pressing problems in many countries in recent years, specialized research on how to mitigate climate change has been adopted by many countries. Within this discussion, the…

General Economics · Economics 2024-12-24 Azizul Hakim Rafi , Abdullah Al Abrar Chowdhury , Adita Sultana , Abdulla All Noman

The significant carbon footprint of the ICT sector calls for methodologies to contain carbon emissions of running software. This article proposes a novel framework for implementing, configuring and assessing carbon-aware interactive…

Software Engineering · Computer Science 2024-05-22 Stefano Forti , Jacopo Soldani , Antonio Brogi

As Information and Communication Technology (ICT) use has become more prevalent, there has been a growing concern in how its associated greenhouse gas emissions will impact the climate. Estimating such ICT emissions is a difficult…

Computers and Society · Computer Science 2024-10-24 Peter Garraghan , John Hutchinson , Adrian Friday

The rapid increase in computing demand and its corresponding energy consumption have focused attention on computing's impact on the climate and sustainability. Prior work proposes metrics that quantify computing's carbon footprint across…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-22 Noman Bashir , Varun Gohil , Anagha Belavadi , Mohammad Shahrad , David Irwin , Elsa Olivetti , Christina Delimitrou

The ICT (Information Communication Technologies) ecosystem is estimated to be responsible, as of today, for 10% of the total worldwide energy demand - equivalent to the combined energy production of Germany and Japan. Cloud storage, mainly…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-06-27 Lorenzo Posani , Alessio Paccoia , Marco Moschettini

Climate change has intensified the urgency of effective carbon sink solutions, yet the integration of Information and Communications Technologies (ICT) in these systems remains fragmented despite its transformative potential. This paper…

Computers and Society · Computer Science 2026-03-03 Yuze Dong , Jinsong Wu

The proliferation of software and AI comes with a hidden risk: its growing energy and carbon footprint. As concerns regarding environmental sustainability come to the forefront, understanding and optimizing how software impacts the…

Environmental sustainability, particularly in relation to climate change, is a key concern for consumers, producers, and policymakers. The carbon footprint, based on greenhouse gas emissions, is a standard metric for quantifying the…

Artificial Intelligence · Computer Science 2025-11-17 Mustafa Kaan Aslan , Reinout Heijungs , Filip Ilievski

The global climate is experiencing a rapid and unprecedented warming trend. The ICT sector is a notable contributor to global greenhouse gas emissions, with its environmental impact continuing to expand. Addressing this issue is vital for…

Software Engineering · Computer Science 2025-12-16 Laura Partanen , Antti Sipila , Md Sanaul Haque , Jari Porras

This work presents a carbon footprint plugin designed to extend the capabilities of the Batsim simulator by allowing the calculation of CO$_2$ emissions during simulation runs. The goal is to comprehensively assess the environmental impact…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-20 Gabriella Saraiva , Miguel Vasconcelos , Sarita Mazzini Bruschi , Danilo Carastan-Santos , Daniel Cordeiro

Given recent algorithm, software, and hardware innovation, computing has enabled a plethora of new applications. As computing becomes increasingly ubiquitous, however, so does its environmental impact. This paper brings the issue to the…

Hardware Architecture · Computer Science 2020-11-06 Udit Gupta , Young Geun Kim , Sylvia Lee , Jordan Tse , Hsien-Hsin S. Lee , Gu-Yeon Wei , David Brooks , Carole-Jean Wu

The technology industry promotes artificial intelligence (AI) as a key enabler to solve a vast number of problems, including the environmental crisis. However, when looking at the emissions of datacenters from worldwide service providers,…

Computers and Society · Computer Science 2026-01-13 François Rottenberg , Thomas Feys , Liesbet Van der Perre

The growing energy consumption of Information and Communication Technology (ICT) has raised concerns about its environmental impact. However, the carbon efficiency of data transmission over the Internet has so far received little attention.…

Networking and Internet Architecture · Computer Science 2023-05-03 Seyedali Tabaeiaghdaei , Simon Scherrer , Jonghoon Kwon , Adrian Perrig

Cloud computing drives innovation but also poses significant environmental challenges due to its high-energy consumption and carbon emissions. Data centers account for 2-4% of global energy usage, and the ICT sector's share of electricity…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-26 Federico Ruilova , Ernst Gunnar Gran , Sven-Arne Reinemo

Due to increased computing use, data centers consume and emit a lot of energy and carbon. These contributions are expected to rise as big data analytics, digitization, and large AI models grow and become major components of daily working…

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