Energy
Data Centres
Data centres underpin much of modern life — from banking and communications to cloud computing and artificial intelligence.
Scotland is seeking substantial new investment in data centres, including very large hyperscale developments.
But these facilities can also require significant amounts of land, electricity and infrastructure, while some designs require substantial water for cooling.
As development increases, there are reasonable questions to ask about resources, ownership, public support and the lasting benefits for the communities hosting them.
Data centres are facilities containing computer servers and associated equipment used to store, process and transmit digital information.
They range from relatively modest buildings to enormous hyperscale data centres operated for cloud computing and artificial intelligence.
At the largest scale, the infrastructure associated with the development can be substantial
Potentially substantial electricity demand.
Some cooling systems require significant water.
Large sites plus associated infrastructure.
Planning, construction and long-term local impacts.
Energy | Water | Land | Communities | Safety | Ownership | Public Money | Local Benefit
Scotland offers several characteristics attractive to data-centre developers, including renewable electricity generation, potential development sites and digital connectivity.
The Scottish Government has identified green data centres as an economic opportunity and is actively seeking further investment.
That makes understanding the costs as well as the benefits increasingly important.
Scotland offers several characteristics attractive to data-centre developers, including renewable electricity generation, potential development sites and digital connectivity.
The Scottish Government has identified green data centres as an economic opportunity and is actively seeking further investment.
That makes understanding the costs as well as the benefits increasingly important.
Scotland may be an attractive place to build data centres — but how do we ensure Scotland and the communities hosting them receive an appropriate long-term benefit?
Data centres can be extremely large electricity consumers.
Electricity is required not only for servers, but also for cooling, networking, storage and supporting infrastructure.
Large developments can therefore create substantial additional demand for electricity and grid capacity.
How much electricity will this development require — and what additional grid infrastructure will be needed to supply it?
Water consumption varies considerably according to the cooling technology used.
Some facilities may require relatively little water; others can require considerably more.
This means the important evidence needs to be examined development by development and location by location.
Communities should be able to establish:
How much water was predicted to be used — and how much is actually being consumed once the data centre becomes operational?
Hyperscale developments can occupy substantial sites.
But the footprint should not be measured simply by the size of the main buildings.
Associated development may include substations, high-voltage connections, cooling equipment, backup power, roads, fibre connections, water infrastructure and security installations.
What is the total infrastructure footprint of the development — not simply the acreage occupied by the data-centre buildings?
Every development is different.
Potential issues can include:
None of these automatically makes a data centre unacceptable.
But communities should have sufficient information to understand the consequences before decisions are made.
Data centres contain substantial electrical infrastructure and, depending upon their design, may include batteries, generators, fuel supplies and cooling systems.
Planning and regulatory information should therefore provide appropriate assurance about:
For major developments we believe some very simple questions should have clear answers:
Who owns the land?
Who submitted the planning application?
Who is financing the development?
Who will operate the data centre?
Who ultimately owns the company behind it?
Could the development subsequently be sold?
Complex corporate structures do not themselves indicate wrongdoing.
But they can make it much harder for communities to understand who ultimately owns important infrastructure and land.
Who owns the land, who owns the development — and where does the economic value ultimately flow?
Large private developments can sometimes benefit from public-sector support.
For each significant project it is reasonable to establish whether support includes:
Where public resources help enable private investment, the resulting public benefit should be capable of being demonstrated.
Data centres can bring investment, construction activity and important digital infrastructure.
But headline investment figures are not necessarily the same as lasting local economic benefit.
For major developments we should eventually be able to compare what was promised with what was delivered
How many – and for how long?
How many remain after construction?
How much expenditure stays in Scotland
What does the host community receive?
How much electricity and water are actually consumed?
What lasting economic value remains in Scotland?
For every significant data-centre development, we should eventually be able to answer:
Who owns it?
Who finances it?
Who approved it?
How much land does it occupy?
How much electricity does it require?
How much water does it use?
What additional infrastructure was required?
Was public support provided?
What was promised to the community?
Data centres are an important part of the modern digital economy, and Scotland may have genuine advantages in hosting them.
The issue is not simply whether Scotland should have data centres.
The issue is whether their development is:
transparent;
sustainable;
properly planned;
accountable; and
demonstrably beneficial to Scotland and the communities hosting them.
As development progresses, we will follow the published evidence.
Sources are provided to allow readers to examine the underlying published evidence. Inclusion of a source does not imply endorsement of all views or policies contained within it.
