News - Air Pollution

The air pollutant emissions inventories for England, Scotland, Wales, and Northern Ireland were published in September 2025. The data covers the period 2005 to 2023, for the pollutants ammonia, carbon monoxide, nitrogen oxides, non-methane volatile organic compounds, PM10, PM2.5, sulphur dioxide, and lead. In addition, experimental inventory statistics are presented for emissions of benzo[a]pyrene, dioxins and furans, and mercury.

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In the first week of October Richard Claxton and Sergii Shmarin were in Istanbul, contributing as lead authors to the upcoming IPCC Methodology Report on Short-Lived Climate Forcers (SLCFs). SLCFs - such as black carbon, and other ozone precursors play a critical role in climate change and air quality. The new methodology report will provide essential guidance for countries to improve their emissions inventories and strengthen climate action.

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Aether has strengthened its Land Development services with the appointment of Michael Dray as Principal Sustainability Advisor. Michael brings over a decade of experience in sustainability across the built environment, with specialist expertise in low-carbon infrastructure, life-cycle carbon assessment, and Passivhaus consultancy.

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The Aether team is supporting reviews of air pollutant and greenhouse gas inventories for several European countries, including under the NECD, ESR, and LULUCF regulations. These reviews ensure accurate emissions data to meet EU targets for 2030. The team is also helping build capacity in countries needing extra support, contributing to cleaner air and better climate policy implementation across Europe.

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In May, several members of the Aether team attended the annual meeting of the Task Force on Emissions Inventories and Projections (TFEIP) which was hosted in Warsaw by the Polish Institute of Environmental Protection.

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We’re thrilled to announce our continued work under the newly awarded 10-year contract for the National Atmospheric Emissions Inventory (NAEI).

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Communicating harm from greenhouse gas emissions is critical to the debate needed for decisions on major development and infrastructure projects. The 20th June 2024 Supreme Court of Justice decision creates a clean slate to move forward on the need for better evidence on the significance of environmental harm caused by greenhouse gas pollution.

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Aether's air quality team has been providing consultancy services across the UK. Recent projects include EIAs for residential and mixed-use developments in Somerset, ensuring compliance with air quality objectives through dispersion modelling, and advising on ventilation strategies for a redevelopment project in Westminster.

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AQA news

1 September 2023

Over the last months, the air quality assessment team have been working on many detailed assessments for housing schemes and industrial sites as well as dust risk assessments, air quality neutral and positive statements for developers.

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Aether provided greenhouse gas and air pollutant emissions inventory training to Federal and Emirate level and private sector organisations in the United Arab Emirates.

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Aether is now leading on the compilation and reporting of greenhouse gas and air pollution inventories for England and the Devolved Administrations.

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Nearly 200 air quality inventory compilers, modellers and policy makers from around the world participated in the 2021 meeting of the UN's Task Force on Emission Projections (TFEIP).

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Testimonial

Don't just take our word for it...

“ We have worked with Aether since 2019 to baseline, and subsequently update, our council and borough greenhouse gas inventories. It is a pleasure working with Aether’s professional, responsive, collaborative and helpful team. ”

Merton Council

“ Aether's approach to couple innovative visualisation with high expertise manpower delivered valuable insights for our inventory work. ”

Umweltbundesamt (Germany)

“ Aether was a great asset in involving/engaging with Member States experts on highly technical subjects regarding GHG reporting. Very clear communication of issues and results. ”

Andreas Pilzecker, DG CLIMA

“ The support provided by Aether for this project was especially remarkable considering the situation of the COVID-19 pandemic. The tools and methods used in order to engage local stakeholders really added value to the capacity building of the national team. ”

Shanna Emmanuel, Saint Lucia BUR Project Coordinator

“ I must congratulate each of you for your professional and tireless efforts. Let me point out that this has been the 'neatest' in-country review expert review team I have coordinated, and it has been a real pleasure. ”

UNFCCC Secretariat

“ The Aether team were a joy to work with and I would recommend the consultancy - the service provided throughout the process was exceptional. Where there were problems, they provided solutions. The team were working to very short time scales but were able to deliver a high quality piece of work within the specified time frame. ”

Sefton Council – for the Merseyside Atmospheric Emissions Inventory

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