Watt Direction
Ed HezletQuestioning the UK's approach to energy
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 24 | Founded | 2 years ago | Last Issue | 2 months ago |
| Active | |||||
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wattdirection.substack.comLatest Issues
Cheaper electricity - an emerging consensus?
It has been a busy 12 months - an opening apology for failing to update my substack!
I have spent much of the last year making the case for cheaper electricity in the UK. It feels like there is an emerging consensus here - aligning groups...
What is the Point of the GB Electricity System?
N.B. - this was first posted on the 1st of February 2026. I have edited it in response to reader feedback (8th of February 2026) Briefly, within the transmission charging regime there are some sizeable charges for localised transmission inf...
Pumped Storage Hydroelectricity
I have had a soft spot for storing electricity by pumping water uphill ever since I first read Sir David J.C. Mackay’s wonderful book - “Sustainable Energy - Without the Hot Air”. Mackay went through the maths behind the four UK pumped hydr...
Energy and the 2025 Budget
I’m conscious the Substack posts have been sparse of late, so I thought I would comment on the domestic energy cost measures announced in the 2025 budget.
I am trying to analyse energy in the UK to help improve policy. My writing reflects...
11 Charts from DUKES 2025
DUKES is an acronym - Digest of United Kingdom Energy Statistics. It’s an annual publication from the Department for Energy Security and Net Zero (DESNZ) and the 2025 edition was released at the end of July 2025. As well as the report itsel...
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Writes about energy - at the Watt Direction substack
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