Nine of the world's leading building and sustainability organizations have launched a coalition to establish clear, credible standards for sustainable AI data centers, addressing a critical gap in how the industry defines and measures environmental responsibility. The Greening AI Data Centres Coalition (GADCC), announced on April 22, 2026, brings together organizations including the World Green Building Council, the U.S. Green Building Council, and the Climate Bonds Initiative to combat greenwashing and direct investment toward facilities that genuinely reduce emissions while protecting water resources and local communities.

The timing is urgent. Data centers currently consume roughly 1.5 to 2 percent of global electricity, and the International Energy Agency projects that demand will more than double by 2030, with power use set to triple in the same period. This explosive growth is driven largely by artificial intelligence applications, which require enormous computational resources. A single data center in parts of the United States can demand as much as a gigawatt of power to operate, equivalent to the electricity needs of a small city.

Why Are Clear Standards for AI Data Centers So Urgent?

Without transparent benchmarks, the rapid expansion of AI infrastructure risks becoming what some experts call a "climate disaster." Cities worldwide are increasingly strained by data center growth due to concerns about heavy electricity consumption, water depletion, noise pollution, and the relatively small number of long-term jobs these facilities create. In regions where water is already scarce, data centers can consume as much water as a small city, intensifying pressure on local water supplies and driving up consumer energy costs.

"Trillions are going into building AI data centers, but without clear standards, it risks becoming a climate disaster. The solutions are simple: use clean energy, recycle water and re-use heat. This coalition is about setting the rules to get that right," said Sean Kidney, CEO of the Climate Bonds Initiative.

Sean Kidney, CEO, Climate Bonds Initiative

The coalition's founding members represent expertise across building certification, performance benchmarking, green finance, and sustainability standards. They include the Building Research Establishment (BRE), the German Sustainable Building Council (DGNB), the Global Real Estate Sustainability Benchmark (GRESB), the Green Building Council of Australia (GBCA), the Green Building Council South Africa (GBCSA), the Indian Green Building Council (IGBC), and the U.S. Green Building Council (USGBC).

What Will the Coalition Actually Deliver?

The GADCC's initial work will focus on two core priorities that address the most pressing challenges facing data center development. The coalition plans to develop an internationally aligned framework of environmental and social performance standards covering energy consumption, carbon emissions, water use, waste management, biodiversity impacts, and community effects. Additionally, the group will support the development of credible green finance instruments, including green bonds and sustainability-linked loans, for data center investments that meet the coalition's standards.

• Common Sustainability Criteria: An internationally aligned framework of environmental and social performance standards for data centers, covering energy, carbon, water, waste, biodiversity and community impact.
• Market Enablement: Supporting development of credible green finance instruments, including green bonds and sustainability-linked loans, for data center investment that meets coalition standards.
• Transparency and Accountability: Transparent data and credible benchmarks that protect communities, energy security and the environment while cutting through greenwashing claims.

The coalition's work addresses a real problem: companies currently use the term "green" without consistent definitions or verification. By establishing clear, measurable criteria, the GADCC aims to help investors, operators, communities, and policymakers distinguish between genuinely sustainable facilities and those merely claiming environmental responsibility.

How Are Companies Currently Addressing AI's Energy Challenge?

Some technology companies and infrastructure providers are already taking steps to reduce the energy footprint of AI workloads. Hitachi Vantara, a data storage and infrastructure company, released its FY2025 Sustainability Report highlighting innovations designed to help organizations manage AI's growing demands while improving efficiency. The company introduced the Virtual Storage Platform One (VSP One) Block High End, designed to deliver scalable infrastructure that improves efficiency while reducing power and cooling requirements for enterprise and AI-driven workloads.

Hitachi Vantara also expanded lifecycle assessment initiatives across its storage portfolios, enabling more accurate measurement of environmental impact and improved visibility into Scope 3 emissions, which include indirect emissions from supply chains and customer use. The company reported that less than 0.3 percent of materials were sent to landfill, with the vast majority reused or recycled through optimized recovery programs.

"Sustainability is increasingly tied to operational performance and business outcomes. In FY2025, we focused on helping customers manage the growth of AI and data while improving efficiency and reducing environmental impact," said Akinobu Shimada, CEO of Hitachi Vantara.

Akinobu Shimada, CEO, Hitachi Vantara

Real-world examples demonstrate measurable progress. DestekBank in Turkey deployed VSP One Block infrastructure and achieved a 25 percent reduction in data center energy consumption, a 35 percent increase in application performance, and a 20 percent reduction in total cost of ownership. Malayala Manorama, a media company in India, modernized its data infrastructure and achieved a 66 percent reduction in data center rack space and 70 percent savings in power and cooling costs.

Can Sustainable Investors Still Support AI Companies?

Some environmental, social, and governance (ESG) focused investment managers argue that AI companies can still fit within sustainable portfolios, though the argument requires nuance. David Harrison, manager of the Rathbone Greenbank Global Sustainability fund, holds Microsoft and Nvidia as two of his largest positions, acknowledging that data centers have "truly staggering" energy demands.

Harrison argues that "the opportunity set in AI for sustainable investing is still vast," but companies must disclose their energy demands before sustainable investors can confidently invest in them. Larger companies further up the supply chain with significant AI capital expenditures, such as Microsoft, tend to disclose energy information more readily than smaller companies.

Harrison

"There's a balance to be struck in this. You can see the benefit of this spend in multiple industries, but companies need to articulate and disclose what their energy demand is before we can invest in them," explained David Harrison, manager of the Rathbone Greenbank Global Sustainability fund.

David Harrison, Manager, Rathbone Greenbank Global Sustainability Fund

Mike Fox, head of sustainable investments and equities at Royal London Asset Management, frames AI's energy intensity as a "short-term hit in exchange for a long-term benefit." He points to Google's acquisition of DeepMind and subsequent rollout of AI technologies across the company, which led to a "considerable" reduction in energy usage. The logic is that if AI drives productivity gains across the broader economy, energy efficiency improvements should eventually follow.

One way to gain AI exposure while minimizing energy concerns is through infrastructure companies that make data centers more efficient. Harrison highlighted Belimo, a Swedish company that manufactures actuators for air-conditioning units used in commercial buildings and data centers. These devices regulate temperature more efficiently, directly addressing the power output challenge posed by AI infrastructure.

What Should Organizations Know About This Shift?

The launch of the GADCC signals a broader recognition that AI infrastructure cannot be treated as a separate issue from climate and sustainability goals. As electricity demand from data centers is projected to reach more than 1,000 terawatt-hours by 2026, roughly equivalent to the annual electricity consumption of a major industrialized nation, the stakes are high. The coalition's work to establish credible standards will likely influence how trillions of dollars in AI infrastructure investment are deployed globally.

For organizations building or investing in data centers, the coalition's emerging standards will likely become a key consideration. Companies that proactively measure and disclose their energy consumption, implement water recycling, use renewable energy sources, and design for efficiency will be better positioned to attract investment and community support. The GADCC's work represents a shift from voluntary sustainability claims toward verified, comparable benchmarks that allow stakeholders to make informed decisions about where AI infrastructure should be built and how it should operate.