However, these facilities have a considerable environmental footprint. With the growing focus on sustainability, the future of data centres is being reshaped by green technologies and innovative practices aimed at reducing their environmental impact.
Data centres are significant energy consumers, accounting for approximately 1%* of the world's total energy consumption. As demand for data continues to surge, this figure is expected to rise.
However, many industry leaders are taking bold steps to power their operations sustainably. According to a recent report, over 40%** of the energy used by data centres globally comes from renewable sources. Companies like Google and Microsoft are leading the charge, committing to 100% renewable energy use by 2030.
David Burton, a Consultant at OryxAlign, remarks, "The shift towards renewable energy in data centres is not just a trend; it's a necessity. We see a growing number of companies investing in solar, wind, and hydroelectric power to ensure a sustainable future."
One of the most significant challenges for data centres is managing server-generated heat. Traditional cooling methods are energy-intensive, but innovative solutions are emerging. Liquid cooling systems, which use a cooling liquid to absorb heat, are becoming increasingly popular.
These systems are more efficient than air cooling and reduce water usage by up to 90%♦.
"Liquid cooling represents a major breakthrough in data centre efficiency," says David. By directly cooling the server components, data centres can drastically reduce the energy needed for air conditioning and other traditional cooling methods."
Moreover, the adoption of energy-efficient hardware is helping to lower the overall power consumption. Advanced chips and components are being designed to perform more computations per watt, reducing the energy footprint of data centres.
Artificial intelligence (AI) and machine learning (ML) are revolutionising data centre operations. These technologies optimise energy consumption, predict maintenance needs, and improve efficiency.
AI algorithms can analyse vast amounts of data to identify patterns and make real-time adjustments, ensuring data centres run as efficiently as possible.
According to a study, AI-driven data centre operations can reduce energy consumption by up to 15%♣. David notes, "AI and automation are crucial tools for the modern data centre. They help cut costs and play a significant role in minimising environmental impact."
As the industry moves towards greener practices, certifications like LEED (Leadership in Energy and Environmental Design) and BREEAM (Building Research Establishment Environmental Assessment Methodology) have become benchmarks for sustainability. OryxAlign recently released a green buildings guide, 'Achieving green, healthy and cyber secure buildings', that reviews all the major green certifications and the technology required to achieve and monitor them.
Achieving these certifications signifies a commitment to energy efficiency and environmental stewardship. Data centres that adhere to these standards are recognised for their efforts to reduce energy usage, water consumption, and greenhouse gas emissions.
David emphasises the importance of these standards: "Green certifications provide a framework for companies to follow. They help set measurable goals and offer a way to communicate a commitment to sustainability to clients and stakeholders."
Several companies are setting examples with their green data centres. For instance, Facebook's data centre in Odense♥, Denmark, is one of the most advanced in terms of energy efficiency. The facility utilises wind energy and has a unique heat recovery system that channels excess heat to warm local homes.
"Seeing real-world examples like Facebook's Odense Centre is inspiring," David comments. "These pioneers are demonstrating that it's possible to meet growing data needs without compromising the planet."
Transitioning to greener data centres is not without its challenges. The initial investment in renewable energy infrastructure and energy-efficient technologies can be substantial. Additionally, the rapid pace of technological advancement means that data centres must continually update their systems to stay at the forefront of efficiency.
However, the benefits are undeniable. Besides the obvious environmental advantages, sustainable data centres often enjoy lower operational costs in the long term. They are also better positioned to comply with future regulations and meet the increasing demand from consumers and businesses for eco-friendly practices.
The future of data centres is undeniably green. As the industry continues to innovate, we can expect to see more widespread adoption of renewable energy, energy-efficient technologies, and smart management systems.
These advancements are critical for the environment and make good business sense. As David aptly puts it, "Sustainability is no longer an option; it's the future of data centres. The sooner we embrace it, the better off we'll be."
For more insights download our green buildings guide, 'Achieving green, healthy and cyber secure buildings', or contact David Burton via hello@oryxalign.com.
References
* Data Centre Energy Consumption: "Data Centres and Data Transmission Networks," International Energy Agency.