Unconventional oil and gas

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Unconventional oil and gas differs from conventional oil and gas not in the nature of the oil or gas itself, but in the type of rock from which such oil and gas has been extracted and the method by which such extraction takes place.

Historically, oil and natural gas has been found in underground reservoirs trapped between geological strata. Vertical wells are drilled into these reservoirs to allow the oil and/or gas to flow out under pressure (or with the use of pumps or compression tools as the pressure within the reservoir declines). Unconventional oil and gas derives from tiny connected pore spaces that contain oil or gas within the rock strata themselves. The oil and gas is essentially trapped within these pore spaces and is unable to flow naturally and requires

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Latest Energy News

Energy weekly highlights—4 September 2025

This week's edition of Energy weekly highlights includes: News Analysis on the International Court of Justice (ICJ)'s first advisory opinion clarifying states' legal obligations relating to climate change. In addition this week, Ofgem has launched Tender Round 13 (TR13) to identify suitable bidders for the award of offshore transmission licences, the Department for Energy Security and Net Zero (DESNZ) has published a package of Greenhouse Gas Removals (GGR) business model documentation in relation to carbon capture, usage and storage (CCUS) and an announcement from the National Energy System Operator (NESO) that the 'Gate 2 to Whole Queue' evidence submission window closed at 11:59 pm on 26 August 2025, with distribution network operators (DNOs) completing their evidence gathering.

Ofgem launches call for input on early competition OFTO build model

Ofgem has launched a call for input on its proposals to develop an early competition Offshore Transmission Owner (OFTO) build model, designed to support the delivery of non-radial offshore transmission assets and streamline coordination across offshore wind projects. Ofgem seeks views on: (1) the design and scope of the model; (2) potential centralised tender approaches, where Ofgem could trigger tenders; and (3) opportunities for alignment with the onshore Competitively Appointed Transmission Owner (CATO) framework. The consultation closes on 30 October 2025.

‘Bigger than we thought it was going to be’—the ICJ Advisory Opinion clarifies states’ legal obligations relating to climate change

Environment analysis: On 24 July 2025, the International Court of Justice (ICJ) handed down its first advisory opinion (AO) on climate change. The AO has been widely heralded as a turning point in both international environmental law and in climate change litigation, transforming climate ambition into enforceable legal obligations and setting the stage for heightened scrutiny of both state and corporate conduct. Written by Estelle Dehon KC, of Corner Stone Barristers.

‘Bigger than we thought it was going to be’—the ICJ Advisory Opinion clarifies states’ legal obligations relating to climate change

Environment analysis: On 24 July 2025, the International Court of Justice (ICJ) handed down its first advisory opinion (AO) on climate change. The AO has been widely heralded as a turning point in both international environmental law and in climate change litigation, transforming climate ambition into enforceable legal obligations and setting the stage for heightened scrutiny of both state and corporate conduct. Written by Estelle Dehon KC, of Cornerstone Barristers.

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