Advancing green cloud practices

Key findings of the LETSGO Project

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The rapid growth of cloud services has come at a cost

Cloud computing offers access to powerful and scalable computing resources. However, AI, distributed systems, and data-heavy workloads are driving data center energy-usage to critical levels.

of energy-related carbon dioxide (CO2) emissions are due to the burning of fossil fuels for electricity generation.

(World Nuclear Association)

20 %

of total global carbon emissions are expected to derive from the combined ICT industry by 2040.

(Ernst & Young)

2 %

of the world's largest companies are currently not on track to meet net-zero goals by 2050.

(Accenture)

40 %

increase in data center power demand by 2030 due to the growing electricity demand of AI.

(Goldman Sachs)

100 %

Inside the report

Advancing green cloud practices: Key findings of the LETSGO Project

The LETSGO project, which ran from 2023 to 2025, brought together leading organizations to research and test how smarter software design can significantly reduce energy consumption in cloud environments.

Chapters at a glance

Key findings from the LETSGO project at a quick glance
The need to enhance the energy efficiency of cloud software
The LETSGO project
Key findings
Academic publications and master’s theses research

Download the report and learn how to accelerate software sustainability by improving the energy efficiency of software.

LETSGO Members

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SIG complies with multiple ISO/IEC standards, including ISO/IEC 27001 and 17025, and has co-developed ISO/IEC 5338, the new global standard for AI lifecycle management.

SIG was founded in 2000 and has offices in New York, Copenhagen, Brussels, and Frankfurt, and is headquartered in Amsterdam. Sigrid®, together with expert software engineering consultants, and over 25 years of industry-leading research, positions SIG as the foremost authority on software portfolio governance.