As part of the 2025 DFES update, we conducted an analysis of the growth and impact of data centres in National Grid Electricity Distribution’s licence areas. This paper summarises the potential future uptake of data centres, the geographical factors driving AI growth in particular areas, and commentary on the wider network and societal impacts of data centre development in the UK.
Our latest paper considers recent biomethane supply projections and assesses the likely feasibility of this ‘green gas’ replacing fossil fuels for consumer use.
Ray Arrell reflects on the process pioneered by Regen back in 2015 – and how it has developed into a detailed, bottom-up approach to regional network planning.
With planning a critical enabler of net zero, our latest briefing explores the scale of the challenge and some of the practical solutions already being explored by local planning authorities.
With zonal pricing now ruled out, Johnny Gowdy considers the challenges and opportunities still facing the government to deliver investment and meaningful benefits for consumers before the next election.
Regen and the Electricity Storage Network have responded to the Department for Net Zero and Energy Security (DESNZ) Long Duration Energy Storage consultation on a new cap and floor scheme.
Olly Frankland
Ray Arrell
Regen director Johnny Gowdy argues that, if we have another energy price spike, consumers will again be exposed to higher electricity prices as, once again, the government is lagging behind the market.
Johnny Gowdy
Government has proposed several positive changes to the current Contracts for Difference scheme that aim to address the complex challenges expected of the transition to net zero. However, the devil is in the detail.
Becky Fowell
Grace Millman
Ellie Brundrett
Strategies for building a community around your CMS.
Anna Ali
Chloe Uden
Frank Hodgson
Poppy Maltby outlines four key challenge areas that have emerged so far in the design of the Regional Energy Strategic Planners (RESPs) and possible solutions for local areas and electricity networks.
Poppy Maltby
This report for climate charity Possible explores the potential for new community-owned onshore wind projects to unlock part of the puzzle of making clean, alleviating fuel poverty and protect consumers, the climate and national energy security.
Rebecca Windemer
Regen CEO Merlin Hyman welcomes Ed Miliband's announcement that a Labour government would overturn the effective ban on onshore wind in England as one of its first acts if elected.
Merlin Hyman OBE
Following Regen director Johnny Gowdy’s appearance at the ESNZ Select Committee hearing on locational marginal pricing (LMP), Regen has now a submitted further written statement and evidence to the committee.
Regen and the Electricity Storage Network have responded to Ofgem's ten-year review of the Capacity Market rules consultation.
Regen and the Electricity Storage Network have responded to the Ofgem call for input on the Transmission Constraint Licence Condition, following a members' workshop on the issue in mid-January.
The evidence case report for the Outer Hebrides is the first of three studies that will help SSEN better understand the investment needed to enable a net zero transition for Scottish island communities.
Regen was commissioned by ClimateXChange on behalf of the Scottish Government to explore how local and community-owned energy could help drive Scotland’s just transition.
Fraser Stewart
Rebecca Ford
Prina Sumaria
Robbie Evans
Regen director Johnny Gowdy gave evidence to the Energy Security and Net Zero Committee on a flexible grid for the future, alongside representatives from FTI, Octopus Energy and Citizen's Advice.
Following the announcement in December that the Viking Link interconnector has begun commercial operation, Ellie Brundrett provides an update on GB's current interconnector pipeline.
Last week, Regen market insight duo Johnny Gowdy and Ellie Brundrett were invited to brief MPs on the issue of network constraints and what can be done to reduce rising constraint management costs.
Ofgem's consultation on how it intends to regulate gas networks during the RIIO-3 price control period raises questions about the future rise in gas network costs and eventual decommissioning, argues Frank Hodgson.
Regen has responded to a UK government consultation on how the current Contracts for Difference scheme could better recognise wider societal, economic and environmental benefits of offshore wind.
The PRIDE project aims to improve how local planning and network investment decisions are made to fast-track the infrastructure and low-carbon technology deployment at a regional level to deliver net zero.
Mollie Atherton
Our summer intern from this year, Ovais Kashif, shares his learnings from the dispatch model he worked on during his time at Regen.
Sophie Whinney
A new National Grid guide, supported by Regen, delves into how individuals and organisations can get started with community heat projects.
Regen and the Electricity Storage Network have responded to phase 2 of the government's consultation focusing on the previous performance and near-term future of the Capacity Market.
Energy Networks Association, in partnership with Regen, has published a new report focused on how electricity and gas network operators can work more closely with local authorities to develop and deliver net zero plans.
In a new report for Scottish Futures Trust, Regen associate Simon Gill argues that the ongoing Review of Electricity Market Arrangements is crucial to ensure Scotland can hit its decarbonisation targets and, by extension, to ensure that Great Britain can deliver a net zero electricity system by 2035.
Simon Gill
Local authorities are vital to delivering net zero. But how can we fully unlock their role? Read the findings and recommendations from Regen's recent study with Innovate UK on planning for decarbonisation at a local level.
Hazel Williams
The government has published its response to the Electricity Network Commissioner's report on accelerating electricity transmission network build-out. Regen's Director Johnny Gowdy unpacks the key measures.
Today's announcement that the administrative strike prices (ASPs) for offshore wind will be increased for the government's sixth Contracts for Difference (CfD) allocation round (AR6) will be greeted with a collective sigh of relief within the industry and should be an encouragement to supply chain investors.
We welcome the decision to develop a Regional Energy Strategic Planner to sit within the expanded Future System Operator, but caution that there is now lots of work to do on the detail to ensure adds value for the energy system, networks, local authorities and stakeholders, and citizens and communities alike.
This week's King's Speech included an announcement that oil and gas exploration licences are to be awarded on an annual basis. Here Johnny Gowdy, director at Regen, outlines five areas of controversy on the topic.
The UK government is consulting on the role of hydrogen blending into the GB gas distribution networks. Regen highlights that there are better options to build the hydrogen value chain.
Exeter-based playwright, Hattie Collins (Almanac Theatre), produced the short illustrated film using interviews with people from Devon & Cornwall, with the support of Regen Art Lab.
Regen has written a letter to the Secretary of State, urging the government to take action to rebuild the UK's offshore wind leadership after the failure of the CfD Auction Round (AR) 5 to attract any offshore wind bids.
In October 2023, National Grid ESO called for insight and evidence to shape the FES for 2024 and beyond. Regen welcomed the opportunity to input.
Jonty Haynes
The recent Contracts for Difference (CfD) Allocation Round 5 (AR5) flop for fixed offshore wind has made headlines, but the auction impacts for floating offshore wind (FLOW) and tidal stream technologies were just as dramatic. Becky Fowell, Energy Analyst, explores what the results mean for these technologies.
This summer, Ofgem released a call for input on what is needed to engage domestic consumers in energy flexibility – a critical part of the future energy system. Read a summary of Regen's response and recommendations below.
Regen sets out market reform policy priorities for the next phase of the Review of Electricity Market Arrangements (REMA): drop LMP, refocus on the delivery of net zero investment, consumer value and creating a dynamic and flexible energy market supported by a smarter energy system.
Today's announcement that there have been no bids for new offshore wind farms in the government's Contracts for Difference (CfD) Allocation Round 5 (AR5) is a disappointment, but not a surprise. The government now needs to take action to rebuild industry confidence and reestablish the pipeline of offshore wind projects.
Over the summer, UK Parliament launched an inquiry titled 'heating our homes'. Read Regen's response to the corresponding call for evidence.
The Electricity Networks Commissioner's report sets out an ambition to half the time taken to deliver major grid investment with some sensible recommendations. Regen's CEO Merlin Hyman shares his thoughts.
Regen director Johnny Gowdy reflects on the recent decision by Vattenfall to pause its Norfolk Boreas project and what this means for offshore wind in the UK.
In an era of energy system transformation, Regen's thought leadership paper 'Networks Unlocked', produced in partnership with SP Energy Networks, explores how our electricity networks could be enabled to deliver whole system, societal and economic value.
This insight paper explores the many locational signals that exist in the GB electricity markets and how they could be enhanced, reformed and refined to meet the challenge of a net zero electricity system.
Earlier this week, The Crown Estate announced alterations to the leasing process for Offshore Wind Leasing Round 5 - The Celtic Sea. With a focus on port development and social value, the announcement is a positive first step for the floating offshore wind in the region, but there is still more clarity needed.
Regen has submitted a response to the government's consultation on 'Developing Local Partnerships for Onshore Wind in England'.
Response from Regen and the Electricity Storage Network, Ofgem's consultation on modelling future supply and demand.
Response from Regen and the Electricity Storage Network, Ofgem's future reform to the electricity connections process.
Ray Arrell, our Head of Future Energy Systems, shares the outcome of a future load growth study that Regen has been conducting over the past 18 months for the Isle of Wight, and how the evidence collected could lead to significant investment in the island's electricity network.
In late 2022, Regen welcomed sound and digital media artist Cameron Naylor as its second Regen Art Lab artist-in-residence. The result was Sounding Connections—a 30-minute interactive, non-linear audio work that invites listeners to explore the emotional and social layers of the energy transition through sound.
Regen has submitted a response to the government consultation on the National Policy Statements (NPS).
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