Oxford Institute for Energy Studies’ Post

New Oxford Institute for Energy Studies paper looks at how proper measurement of low carbon hydrogen’s carbon intensity reduces regulatory risk 👉 Link to OIES Publication: https://lnkd.in/eyn2SKbK    Key points: 💠  Decision on which emissions to include partly determined by system boundary 💠 Related concept Scope Emissions which differentiates emissions according to whether they are a direct or indirect result of a company’s activities 💠 Different system boundaries often described using terms such as ‘well to gate’ or ‘well to wheel’ 1️⃣ ‘Well to factory gate’ includes emissions derived from production and transport of inputs used in production process (e.g. generation of electricity or production of natural gas) and emissions from production process itself up to the point where hydrogen ready to be transported from ‘factory gate’ to end users (referred to as ‘upstream’ emissions) 2️⃣ ‘Well to customer gate’ may include emissions resulting from transportation of hydrogen, including any conversion and reconversion to and from hydrogen carriers to the customer if the ‘gate’ in question is customer’s factory gate i.e. point where the hydrogen is delivered to customer 3️⃣ ‘Well to wheel’ includes same emissions as ‘well to gate’ but adds in emissions from transportation (including any conversion and reconversion to and from hydrogen carriers) and then use of the hydrogen or hydrogen derivatives (sometimes referred to as ‘downstream’ of the production process) 💠 Scope Emissions are based on the Greenhouse Gas Protocol Corporate Accounting and Reporting Standard and are classed as follows: 1️⃣ Scope 1 emissions: A production pathway’s direct GHG emissions 2️⃣ Scope 2 emissions: GHG emissions associated with the generation of electricity outside of the hydrogen production facility, heating/cooling, or steam purchased for own consumption 3️⃣ Scope 3 emissions: A production pathway’s indirect GHG emissions other than those covered in scope 2 💠 Countries have taken different approaches to setting the system boundary and also which Scope Emissions to include; for example US and UK use a ‘well to production gate’ approach whilst the EU uses a ‘well to wheel’ approach 💠 UK, EU and US include upstream Scope 1 and Scope 2 emissions but only EU includes downstream Scope 3 emissions. None of them include Scope 3 emissions resulting from manufacture of equipment used in production of hydrogen #hydrogen #h2 #hydrogeneconomy #emissions #scopeemissions

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