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Estelle Dehon KC

@estelledehon.bsky.social
402 followers 316 following 60 posts

Public law barrister at Cornerstone Barristers. Vegan. Lover of Jazz. Born at 331.92 ppm. Views my own.

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Estelle Dehon KC @estelledehon.bsky.social · 15/05/2026
A rather important update for those working on NSIP legal challenges! Much in my mind at the moment... cornerstonebarristers.com/changed-time...
cornerstonebarristers.com
Changed time limits for NSIP appeals to the Court of Appeal | Cornerstone Barristers
Those working on Nationally Significant Infrastructure Projects (‘NSIPs’) will be familiar with Lord Banner’s Independent Review into legal challenges against NSIPs (Oct 2024) as well […]
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Kirsty Brimelow KC @kirstybrimelow.bsky.social · 23/04/2026
This excellent guide demystifies terms/ acronyms. Climate literacy is essential. How else for informed conversations? I am encouraging the Bar - across all jurisdictions- to engage/further engage.Estelle Dehon KC is co-chair of the Bar Council’s Nature and Climate panel. @thebarcouncil.bsky.social #
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Estelle Dehon KC @estelledehon.bsky.social · 22/04/2026
And here it is! The Cornerstone Climate Guide - Key Concepts and Definitions is live 🌍 🎉 Thank you so much @kirstybrimelow.bsky.social and The Bar Council of England and Wales for your support in promoting climate literacy across the Bar and beyond. cornerstonebarristers.com/the-cornerst...
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Estelle Dehon KC @estelledehon.bsky.social · 22/04/2026
My first post in ages & on Earth Day! I'm celebrating with @kirstybrimelow.bsky.social at the launch of the Climate Guide 🎉 Two ways to join: 🌍 In person @cornerstonebarristers.com from 5pm (we still have spaces, sign up here lnkd.in/eS6YPVsQ) 🌏 Online from 5:20pm (register here lnkd.in/euqhH52w)
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Town and Country Planning Association @thetcpa.bsky.social · 22/04/2026
www.pbctoday.co.uk/news/plannin... What does it mean to make good places in modern Britain? The Sheffield Declaration sets an ambitious new purpose for planning and a new ethical code for planners to ensure the profession better serves the public interest. Via PBCToday
pbctoday.co.uk
The Sheffield Declaration: Putting principles back into planning
The Sheffield Declaration provides a pathway to healthy placemaking, restoring public and professional confidence in the planning system
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Estelle Dehon KC @estelledehon.bsky.social · 12/11/2025
Want some handy COP30 resources? We list our favourites in our explainer. Shout out to @carbonbrief.org! Also, you can still sign up for the main law side-event: Climate Law and Governance Day, this Friday.
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Estelle Dehon KC @estelledehon.bsky.social · 09/11/2025
My favourite Farming Today episode this week spent the whole fascinating 14 mins in the most biodiverse place on earth 🥰 www.bbc.co.uk/sounds/play/...
bbc.co.uk
Farming Today - 06/11/25 Millennium Seed Bank - how wild seeds can help agriculture and landscape restoration. - BBC Sounds
Behind the scenes with plant experts as Kew's Millennium Seed Bank marks 25 years.
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Wildlife and Countryside Link @wclnews.bsky.social · 04/11/2025
📢 40+ NGOs have written to the PM urging him to uphold the Aarhus Convention – the cornerstone of environmental justice The Convention protects your right to: ✅ Access environmental information ✅ Have a say in decisions that affect nature ✅ Seek environmental justice affordably
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Cornerstone Barristers @cornerstonebarristers.com · 22/10/2025
Today the Supreme Court issued its judgment in C.G. Fry & Son v SoS LUHC & Somerset Council on the reach of the Habitats Regulations and Ramsar protection, which arose in the context of Natural England’s nutrient neutrality advice.
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Carbon Brief @carbonbrief.org · 07/10/2025
NEW – Factcheck: What the Climate Change Act does – and does not – mean for the UK | @drsimevans.carbonbrief.org @joshgabbatiss.bsky.social @daisydunne.carbonbrief.org @mollylempriere.carbonbrief.org Read here: buff.ly/c1tdbmJ
Cumulative number of countries with “climate change framework laws”, as defined by the Climate Change Laws of the World database. When countries have updated laws or introduced additional framework legislation, duplicates have been removed. Source: Climate Change Laws of the World.
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Estelle Dehon KC @estelledehon.bsky.social · 25/09/2025
Absolutely delighted for @cornerstonebarristers.com Ruchi Parekh! So well deserved 🤩🤩
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Ulfh3dnar @ulfh3dnar.bsky.social · 08/09/2025
A new Banksy mural has appeared on the wall of the Royal Courts of Justice building in central London. It depicts a judge in a traditional wig and black robe hitting a protester lying on the ground, with the protester’s blood splattering onto a poster. #UK #London #Banksy #Court
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Estelle Dehon KC @estelledehon.bsky.social · 28/07/2025
Important CA judgment. Full analysis on the website; key points: 💡The 2023 WMS is not a legal barrier to LPAs setting higher energy efficiency stds & can be departed from where justified 🏵️ Late EPPS review doesn’t cure an earlier breach, but in narrow circs may avoid quashing tinyurl.com/z7h7hb57
cornerstonebarristers.com
Court of Appeal Gives Judgment on Local Energy Efficiency Standards and a Key Environment Act Duty | Cornerstone Barristers
The Court of Appeal has today (25 July 2025) handed down judgment in R (Rights: Community: Action Ltd) v Secretary of State for Housing, Communities […]
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Estelle Dehon KC @estelledehon.bsky.social · 28/07/2025
I could not be more excited for this! Powerhouse of public law thinking, Prof Liz Fisher, is giving the keynote at this year's @cornerstonebarristers.com Public Law day!! Full programme and tickets here: cornerstonebarristers.com/event/public...
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Estelle Dehon KC @estelledehon.bsky.social · 23/07/2025
🤩🤗🤗😁
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Estelle Dehon KC @estelledehon.bsky.social · 22/07/2025
Really looking forward to Thursday's panel discussion with Clare Rothwell-Hemsted from Uplift and Sophie Marjanac from the Polluter Pays Project, chaired by UCL's Fergus Green. Still time to sign up! cornerstonebarristers.com/event/the-le...
cornerstonebarristers.com
The Legal Climate for UK Oil and Gas | Cornerstone Barristers
The UK Government is developing a new vision for the North Sea region, to be accompanied by major regulatory reforms and public investments. The Government’s aims include […]
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DeSmog @desmog.com · 15/07/2025
🔴 NEW - Exposing Reform’s Oil Ties Significantly Reduces Party Support, New Research Finds Voters recoil at Farage’s fossil fuel funding. 📝 @writesbright.bsky.social
desmog.com
Exposing Reform’s Oil Ties Significantly Reduces Party Support, New Research Finds
Reform UK’s oil industry interests are a major turn-off for voters, new research reveals. The think tank Persuasion UK tested five anti-Reform messages on 6,000 adults. According to the research, “by ...
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Estelle Dehon KC @estelledehon.bsky.social · 16/07/2025
Interested in youth-led climate litigation & just transition? Then Cornerstone Climate's session tomorrow is for you! Hear from the lawyers involved in #CancelCoal, South Africa's first youth-led climate case. 📆 17 July 🕣 12-1:15pm (UK); 1-2:15pm (SA) Sign up: us02web.zoom.us/webinar/regi...
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Estelle Dehon KC @estelledehon.bsky.social · 14/07/2025
It was a pleasure to speak at the ALBA Summer Conference this weekend, on the most topical of issues: climate change & human rights. Good to get into the detail of KlimaSeniorinnen, including the GC's careful analysis of the separation of powers & the rule of law. Thanks @adminlaw.bsky.social!
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Estelle Dehon KC @estelledehon.bsky.social · 14/07/2025
Interested in the link between human health & climate litigation? Join us this Thurs to hear from the lawyers in the landmark "Deadly Air" case, linking 1000s of deaths p/a caused by coal-related air pollution to Govt's duty rapidly to move away from coal dependency us02web.zoom.us/webinar/regi...
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Estelle Dehon KC @estelledehon.bsky.social · 11/07/2025
Less than a week to go to the next #ClimateLitigation event! Hosted by Cornerstone Climate & Mishcon Purpose, spotlighting lessons from South Africa’s fight for #ClimateJustice 🌍Register here: us02web.zoom.us/webinar/regi... #JustTransition #Greenwashing #EnvironmentalRights #SouthAfrica
us02web.zoom.us
Welcome! You are invited to join a webinar: Climate Litigation Lessons from Around the Globe: South Africa . After registering, you will receive a confirmation email about joining the webinar.
Cornerstone Climate and Mishcon Purpose present the fourth in our flagship Climate Litigation Lessons from Around the Globe series, which will focus on South Africa. Our speakers are Lazola Kati, Foss...
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Cornerstone Barristers @cornerstonebarristers.com · 09/07/2025
We're delighted to reveal the programme for our upcoming #PublicLaw2025 conference. From standing, rationality-based decisions to interim relief and equality act challenges, + much more, we've got it covered. View the prog and get your tickets here: cornerstonebarristers.com/event/public...
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Estelle Dehon KC @estelledehon.bsky.social · 26/06/2025
The CCC's 2025 Progress Report to Parliament is out! I look forward to reading in full; for great early coverage I recommend: 🐄Farming Today (yesterday!) drawing attention to needed land use changes & little progress on reducing emissions from agriculture (from 09:33) www.bbc.co.uk/programmes/m...
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Possible @wearepossible.bsky.social · 18/06/2025
NEW | Just 3% of population cause quarter of aviation emissions. Our new report with @neweconomics.bsky.social calls for tax reform so ultra-frequent flyers taking six or more flights a year pay for their pollution. Read more 👉 www.wearepossible.org/our-reports/...
Ultra-frequent flyers take six or more flights per year. Why aren't they paying for their pollution?Ultra-frequent flyers make up just 2.8% of the UK populationBut ultra-frequent flyers are responsible for a very large share of aviation emissionsAsk your MP to find out more about taxing frequent flyers are out parliamentary event: wearepossible.org/ffl-event25
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Estelle Dehon KC @estelledehon.bsky.social · 18/06/2025
A very happy occasion! Thank you to The Lawyer - wonderful to read the citation is for "Displaying a clear commitment to environmental and climate work" & for "victories both within and outside her professional role." Such an endorsement of climate and nature conscious lawyering makes my heart sing!
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Estelle Dehon KC @estelledehon.bsky.social · 02/06/2025
Is Coolglass perhaps the funkiest name for a climate case? This, and other important questions, will be answered at the next Cornerstone Climate & Mishcon Purpose Global Climate Litigation session, this Thursday, featuring superstars of Irish climate litigation. Hope you can join us!
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Damien Meadows @damienmeadows.bsky.social · 21/05/2025
Historic ruling delivered by the EFTA court this morning with its Judgment in Case E-18/24, on greenhouse gas emissions and environmental impacts @estelledehon.bsky.social @jmpsimor.bsky.social eftacourt.int/events-upcom...
eftacourt.int
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Estelle Dehon KC @estelledehon.bsky.social · 20/05/2025
It was quite an experience representing Fish Legal, and relying on the famous CJEU and UT decisions in.... Fish Legal! #infolawlifegoals My write-up of the issues before the Tribunal: "Fishy Nuclear Information and a Question of Principle"
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Estelle Dehon KC @estelledehon.bsky.social · 20/05/2025
Delighted to be on a sunny train about to pull into Leeds, for a few days of excellent discussion about all things planning, renewables and infrastructure. Hope to see you there!
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Estelle Dehon KC @estelledehon.bsky.social · 02/05/2025
Crucial, careful & obviously correct - the OEP’s advice that the Planning & Infrastructure Bill is a regression as it would have the effect of reducing the level of protection provided for by existing enviro law. www.theoep.org.uk/report/oep-g...
theoep.org.uk
OEP gives advice to Government on the Planning and Infrastructure Bill | Office for Environmental Protection
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Grantham Institute - Climate Change and the Environment @granthamicl.bsky.social · 30/04/2025
Today the Climate Change Committee delivered its assessment of how prepared the UK is for the impacts of climate change, and the verdict is not good. 🗣️ Our own research also shows that 40% of people in the UK think the government needs to do more to prepare us for the impacts of climate change. 🧵
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Estelle Dehon KC @estelledehon.bsky.social · 25/04/2025
Very excited about the next instalment in our 🌏 Global Climate Litigation Lessons series 🌏 this time with a focus on India. For anyone interested or working in climate, in any jurisdiction, this is not to be missed! 📅 Monday 28 April 2025, 12:00pm GMT / 4:30pm IST 🌿 Sign up here: lnkd.in/d_q9Fdqp
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Andrew D Thaler @drandrewthaler.bsky.social · 25/04/2025
Yup. This was literally me. Funded by Nautilus Minerals to do baseline environmental impact assessment for a hydrothermal vent mine. Went in cautiously optimistic. Came out concluding there's no feasible path forward for mining a hydrothermal vent at any scale.
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Cornerstone Barristers @cornerstonebarristers.com · 16/04/2025
David Welsh, a member of our #PublicLaw team, was instructed by one of the parties, Sex Matters Ltd. The SC singled out the submissions noting that they “gave focus and structure to the argument”. 🔗 Read David’s full article and analysis here: cornerstonebarristers.com?p=13998&prev...
cornerstonebarristers.com
UK Supreme Court Decision in For Women Scotland Ltd v The Scottish Ministers | Cornerstone Barristers
On April 16, 2025, the UK Supreme Court delivered its unanimous judgment in the case of For Women Scotland Ltd v The Scottish Ministers [2025] […]
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Cornerstone Barristers @cornerstonebarristers.com · 14/04/2025
We’re thrilled @estelledehon.bsky.social has been shortlisted for Barrister of the Year at #TheLawyerAwards. From her groundbreaking work in Finch v Surrey CC to shaping climate & planning law nationwide, Estelle’s past 12 months have been phenomenal. 🌍⚖️ cornerstonebarristers.com/estelle-deho...
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Guy Shrubsole @guyshrubsole.bsky.social · 09/04/2025
There's a solution to climate-induced wildfires: Make Britain Wet Again. Re-wet peat bogs, block up drainage channels, let trees regenerate to shade out fire-prone gorse, let fire-proof deciduous trees grow in place of flammable non-native conifers. www.theguardian.com/uk-news/2025...
theguardian.com
Wildfire warnings issued as UK temperatures set to reach 24C on Friday
London fire brigade asks people to behave responsibly and Scottish fire and rescue service gives ‘extreme’ alert
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Estelle Dehon KC @estelledehon.bsky.social · 09/04/2025
🌍 Brilliant discussion at Paris Arbitration Week on Monday on climate risk in long-term contracts! My 6 key takeaways are: 🔁 𝗧𝗿𝗮𝗻𝘀𝗶𝘁𝗶𝗼𝗻 𝗿𝗶𝘀𝗸 𝗶𝘀 𝗿𝗲𝗮𝗹 & 𝗮𝗰𝗰𝗲𝗹𝗲𝗿𝗮𝘁𝗶𝗻𝗴. Parties are already facing disputes as climate policy & regulation shift and many agreements aren’t built to cope.
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Stefania Maurizi @smaurizi.bsky.social · 08/04/2025
@estelledehon.bsky.social: "The tribunal decision [by Judge Foss]vindicated Ms Maurizi’s contention that #CrownProsecutionService never properly dealt with her request and was likely to hold information about the deletion of Paul Close’s emails [on #JA]" www.computerweekly.com/news/3666222...
computerweekly.com
UK authority’s search for answers over deleted Julian Assange emails comes too late to retrieve data | Computer Weekly
The Crown Prosecution Service has finally searched for information about the destruction of Julian Assange’s lawyer’s emails – but too late to retrieve data about the deleted documents.
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GALBA - Group for Action on Leeds Bradford Airport @galba.uk · 04/04/2025
Heading home to Yorkshire after a week in the High Court. So proud of our legal team @estelledehon.bsky.social + Ruchi Parekh who did a brilliant job of demolishing the govt’s reckless ‘Jet Zero’ strategy. V grateful for all moral and £££ support we’ve received. Will share outcome when we get it.
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Estelle Dehon KC @estelledehon.bsky.social · 02/04/2025
📢 Another data protection alert! 📢 This excellent series on the Building Blocks of Data Protection Law will guide you through the sometimes tricky twists and turns of compliance and treating personal information lawfully.
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Guy Shrubsole @guyshrubsole.bsky.social · 31/03/2025
Government to extend ban on moorland burning - closing loopholes in existing rules Great news for nature, carbon, & people who’ll be spared from acrid smoke & flooding Bad news for dukes & billionaires who own grouse moors 🎻 Here's my quote running on PA newswire: 1/ www.gov.uk/government/n...
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Estelle Dehon KC @estelledehon.bsky.social · 31/03/2025
Such an interesting analysis by @profmarkelliott.bsky.social of the principle of legality and heightened-scrutiny rationality review, contrasting the SC decision in the Spitalfields Historic Building Trust case & Chamberlain J in the KP case.
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Guy Shrubsole @guyshrubsole.bsky.social · 28/03/2025
Thirty years of draconian anti-protest laws have led us to this. Wanted: a civil society coalition - a social movement - to repeal these godawful, anti-English, unpatriotic laws. I had hoped a certain Human Rights lawyer in No10 might agree. bsky.app/profile/quak...
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George Smeeton @gsmeeton.bsky.social · 27/03/2025
Taking strong action to tackle climate change will increase countries’ economic growth rather than damage their finances as critics of net zero policies claimed, finds OECD: www.theguardian.com/environment/...
theguardian.com
Tackling climate crisis will increase economic growth, OECD research finds
Third of global GDP could be lost this century if climate crisis runs unchecked, says report
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Estelle Dehon KC @estelledehon.bsky.social · 27/03/2025
This is super interesting! And important for all FOIA and EIR requests for climate-related information.
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Cornerstone Barristers @cornerstonebarristers.com · 24/03/2025
We're proud to announce that Harriet Townsend has today been appointed King’s Counsel! A standout barrister in planning and environment law, Harriet is known for her clarity of thought, insight & advocacy. Chambers UK Bar 2025 describes her as “a master of communication”. Congratulations Harriet!
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UKELA - UK Environmental Law Association @ukela-law.bsky.social · 17/03/2025
Early Bird tickets for the UKELA Conference 2025 are available until the 31 March - if you haven't already, buy your ticket now to enjoy the Early Bird discount! lnkd.in/e_GF3PdX #UKELA2025
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Sarah Finch @sarahfinch.bsky.social · 15/03/2025
Well deserved recognition for the amazing lawyers who worked on my case. Congratulations @marcwillerskc.bsky.social @estelledehon.bsky.social Ruchi Parekh, Rowan Smith and Julia Eriksen. gardencourtchambers.co.uk/finch-v-surr...
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James Murray @james-bg.bsky.social · 14/03/2025
Large majority of the public continuing to show zero interest in the anti-climate backlash. www.businessgreen.com/news/4410863...
businessgreen.com
Survey: 70 per cent of public believe UK should be a global leader on climate action
Survey results come as Ed Miliband arrives in Beijing for talks on how to bolster climate action ahead of COP30 Climate Summit
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Cornerstone Barristers @cornerstonebarristers.com · 14/03/2025
🌍 Cornerstone Climate Goes Global! ⚖️ Join us for the first session of our global #ClimateLitigation series! 🔎 First Up: Australia 🇦🇺 📅 27 March | Exploring key cases like Sharma & Pabai Pabai + expert insights on litigation’s role in climate policy. ⬇️ us02web.zoom.us/webinar/regi...
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