AI Summary

The UK's nuclear power expansion is encountering significant cost pressures, hindering its progress towards a more diversified energy mix. The development of two large-scale nuclear plants, Sizewell C and Hinkley Point C, as well as small modular reactors, is crucial to the UK's energy security and decarbonization goals. Delays and rising construction costs have plagued the project, with Sizewell C receiving planning approval in 2022 and greenlight in 2025, but the exact timeline and budget remain uncertain.

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