A decade ago about 40% of the country's electricity came from coal; coronavirus is part of the story, but far from all.

When Britain went into lockdown, electricity demand plummeted; the National Grid responded by taking power plants off the network.

The four remaining coal-fired plants were among the first to be shut down.

The last coal generator came off the system at midnight on 9 April. No coal has been burnt for electricity since.

The current coal-free period smashes the previous record of 18 days, 6 hours and 10 minutes which was set in June last year.

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