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The Guardian Environment

Cost to rewire Great Britain’s electricity network could reach £90bn in 2030s

The cost of upgrading Great Britain’s electricity network to meet clean energy goals by the 2030s is projected to rise to £90 billion, a 50% increase from earlier estimates. This includes investments in new high-voltage transmission lines and infrastructure to support low-carbon energy and rising electricity demand. The updated plan aligns with the government’s accelerated clean power strategy and includes additional projects such as connecting wind farms in the Celtic Sea to the grid. The increased investment aims to support the UK’s transition to clean energy while ensuring reliable power for homes, businesses, and emerging industries.

What happened

The cost to upgrade Great Britain’s electricity network to meet clean energy goals by the 2030s is now estimated at £90bn, up 50% from previous forecasts.

Why it matters

This increase highlights the growing financial and logistical challenges of transitioning to a low-carbon energy system while meeting rising electricity demand.

Why it belongs here

The update shows the scale of effort needed to build a sustainable energy future, offering clarity on the investments required for cleaner, more reliable power.

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