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NTT Global Data Centers 2026 Sustainability Report

Shaping a sustainable future

Realizing a sustainable future

At NTT Global Data Centers, we operate at the intersection of technology ambition and infrastructure reality. Our responsibility is to provide the resilient capacity our clients need while continuously improving how efficiently and responsibly we use resources.

Sustainability isn't a checkbox — it's built into how we design, build, and run our data centers. As AI changes what digital infrastructure needs to be, we're working hand-in-hand with clients, suppliers, utilities and communities to grow responsibly for the long haul.

Our 2026 Sustainability Report shares our progress, goals, sustainability strategy and priorities, while highlighting some real-world sustainable practices we’re enacting at some of our facilities worldwide.

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NTT DATA's top sustainability ratings and awards

NTT DATA has set high standards for our sustainability progress. We view our participation in prestigious sustainability rating platforms as proof of this dedication. Here are some of our top ratings, certifications and awards.

Supporting NTT DATA's Net-Zero Vision 2040

As part of NTT DATA, we support its SBTi-approved Net-Zero Vision 2040 — cutting Scope 1 and 2 emissions over 90% by 2030, and net-zero across Scopes 1–3 by 2040.

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Scope 1: Direct emissions — fuel and refrigerants

We aim to reduce generator testing, evaluate lower-carbon fuels, minimize refrigerant leakages, transition to lower-GWP refrigerants where feasible, and progressively electrify our vehicle fleet.

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Scope 2: Indirect emissions — purchased energy (non-IT load) and operational energy use

We aim to increase renewable energy procurement via PPAs and EACs, generate onsite renewables where feasible, improve PUE with AI-driven cooling, and deploy BESS for grid resilience.

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Scope 3: Value chain emissions — supply chain; energy used by clients (IT load)

Our goals are to innovate data center design, engage suppliers in decarbonization, buy lower-carbon materials, influence clients on renewables, and cut IT energy consumption.

At a glance: FY25 accomplishment­s

34%

emissions reduction in operations (Scope 1 & 2) compared to FY21 baseline, 9% reduction vs. FY24.

72%

renewable energy in operations (Scope 2), 20% increase vs. FY24.

1.35

average annual PUE⁽¹⁾, 1.5% reduction vs. FY24.

1.58 GWh

external heat delivery, First delivery of excess heat in one of our Frankfurt data centers.

0.38 / 1.24 l/kWh

average annual WUE⁽¹˒²⁾

675 GWh

real estate contracted via PPA, in operations (Scope 2), 100% increase vs. FY24.

34%

emissions reduction in operations (Scope 1 & 2) compared to FY21 baseline, 9% reduction vs. FY24.

72%

renewable energy in operations (Scope 2), 20% increase vs. FY24.

1.35

average annual PUE⁽¹⁾, 1.5% reduction vs. FY24.

1.58 GWh

external heat delivery, First delivery of excess heat in one of our Frankfurt data centers.

0.38 / 1.24 l/kWh

average annual WUE⁽¹˒²⁾

675 GWh

real estate contracted via PPA, in operations (Scope 2), 100% increase vs. FY24.

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1Considering sites with 24 months of IT utilization greater than or equal to 20%.
2Entire data center portfolio/evaporative sites only.

A holistic framework for decarbonizatio­n

NTT GDC has defined a holistic framework for decarbonization to reduce emissions and improve our environmental footprint.

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Consume less

Consume less focuses on improving the efficiency of our operations. This includes reducing the use of energy, water and other resources through operational optimization, better monitoring, improved controls and targeted efficiency measures.

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Do better

Do better means reducing the carbon intensity of our resources — using more renewable and low-carbon energy, assessing lower-carbon fuels and materials, improving waste management and partnering with clients and suppliers on lower-carbon solutions.

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Do different

Do different focuses on areas where optimization and substitution alone may not be sufficient and includes longer-term innovations such as new data center design approaches, excess heat recovery, advanced cooling technologies, and alternative backup solutions.

Industry recognition

2026

At WBCSD, NTT DATA confirmed we're on track for net zero in data centers by 2030 and offices by 2035.

2025

NTT DATA earned a 2025 CDP Climate Change A List rating for the fourth straight year, plus a first-time Water Security A List rating.

2025

In 2025, NTT DATA received the EcoVadis Silver Medal Sustainability Rating.

2025

We’re a Leader in the IDC MarketScape: Worldwide Datacenter Colocation Services 2025 Vendor Assessment for the fourth time.

2026

At WBCSD, NTT DATA confirmed we're on track for net zero in data centers by 2030 and offices by 2035.

2025

NTT DATA earned a 2025 CDP Climate Change A List rating for the fourth straight year, plus a first-time Water Security A List rating.

2025

In 2025, NTT DATA received the EcoVadis Silver Medal Sustainability Rating.

2025

We’re a Leader in the IDC MarketScape: Worldwide Datacenter Colocation Services 2025 Vendor Assessment for the fourth time.

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Related case studies

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AI in action: Saving energy, cutting costs and keeping data centers cool

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Excess heat delivery in Frankfurt

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Waste heat recovery in Berlin

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