A four-minute account of how servers and cooling drive data-centre electricity demand, why demand is geographically concentrated, and how the IEA’s 2025 Base Case reaches about 945 TWh in 2030. The video gives a system-scale forecast, not a universal per-prompt energy number.
Plan for this page
Watch actively with preparation, signposts, and a comprehension check.
You will leave with
Where AI-related electricity demand occurs, how total data-centre demand is projected, why local grid effects matter, and which generation sources may respond.
Time
5 min
Before you begin
General learners and decision-makers who want a quantitative frame without pretending one global average answers every local question.
Do this now
Read the terms and attention points before loading the video.
How much electricity does AI actually use?Where AI-related electricity demand occurs, how total data-centre demand is projected, why local grid effects matter, and which generation sources may respond.
00:00 · The measurement question
00:15 · Servers and cooling
00:43 · Scale and investment
01:06 · Global demand to 2030
01:44 · Geographic concentration
What it teaches
Where AI-related electricity demand occurs, how total data-centre demand is projected, why local grid effects matter, and which generation sources may respond.
General learners and decision-makers who want a quantitative frame without pretending one global average answers every local question.
Pay attention to
Separate total data-centre electricity from the AI-driven share within it.
Distinguish a global share from concentrated effects on a particular local grid.
Treat 2030 values as scenario-based projections with uncertainty, not meter readings from the future.
Useful terms
Before you press play
data centrehyperscaleterawatt-hourelectricity demandBase Case
The external video loads only when you choose
The player uses the official privacy-enhanced address. The provider’s terms still apply.
AI runs through physical infrastructure: chips, servers, cooling, buildings, grids, and power generation.
The often-cited 945 TWh figure is projected total data-centre electricity in the IEA Base Case for 2030, not AI alone.
Global percentages can look modest while regional clusters create major connection, generation, cost, water, and planning pressures.
Active check
What does the video’s 945 TWh figure represent?
Caveats
The projection depends on assumptions about AI adoption, efficiency, hardware, conventional workloads, grid constraints, and build-out; the report provides sensitivity cases.
Electricity is only one environmental dimension. Water, materials, land, emissions, network infrastructure, rebound effects, and lifecycle impacts need separate evidence.
The global total does not yield a stable universal energy cost for a prompt, image, model, company, or country.
Accessibility
Manually supplied English captions and an English transcript were available. No manually supplied French track was confirmed. Animated maps, facility comparisons, and charts add quantitative context; the official report pages provide a text alternative.
Energy and AI — Executive summaryInternational Energy Agency
Official 2025 report summary. The 945 TWh projection is the report’s Base Case for total data-centre electricity demand in 2030, with AI as the largest driver and uncertainty increasing over time.
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