CL:AIRE is a UK charity committed to providing a valuable service for all those involved in sustainable land reuse.
We develop training resources, disseminate information and act as a credible resource for all stakeholders, ensuring we remain at the cutting-edge of best practice and innovation.

 

Improving efficiency & raising standards
Improving efficiency & raising standards
Definition of Waste Code of Practice (DoWCoP), National Quality Mark Scheme for Land Affected by Contamination (NQMS), Asbestos in Soil, SuRF...
Supporting our Members
Supporting our Members
Find out about the benefits of becoming a CL:AIRE Principal or Supporter Member:- Member discounts, Networking, Working Groups, ...
Sharing Knowledge & Developing People
Sharing Knowledge & Developing People
Water and Land Library ( WALL), Continuing Professional development through Training and workshops...
CL:AIRE Membership
CL:AIRE works with its Members to raise awareness and pursue shared objectives in land, water and environmental management by collecting strategic industry information and developing industry initiatives that improve efficiency and save money.
Gas Protection Verification Scheme (GPVS)
The GPVS seeks to raise standards in membrane inspection, verification and reporting and provide confidence that risks associated with ground gases have been adequately managed.
Definition of Waste Code of Practice
The Definition of Waste Code of Practice (DoWCoP) provides a clear, consistent and efficient process which enables the reuse of excavated materials on-site or their movement between sites.

Find out more...Register of materials...
Make a declaration...
NQMS for Land Contamination Management
The National Quality Mark Scheme for Land Contamination Management (NQMS) is developed by the National Brownfield Forum to provide visible identification of documents that have been checked for quality.

 

Conference Videos and Special Publication

Conference Videos

  • Videos of the presentations from the 20th Anniversary Conference are now available to view by delegates and CL:AIRE members. 21 presentations were recorded, 18 from the two parallel sessions plus the 2 keynote speakers and the Chairman's welcome.
  • Please note that in order to watch the videos you will need to login to your account on the CL:AIRE website and your account should be created using your member organisation email address. If you think your account does not have the correct permissions to view the videos, please contact us via the Help Desk.
  • Once logged in, go to Knowledge Centre > Videos & Podcasts > Innovation, Efficiency & Standards - CL:AIRE 20th Anniversary Conference to view all the videos.
  • Three presentations without video have their slides available to download, also for delegates and CL:AIRE Members only (once logged in).

 Special Publication

  • A Special Publication from the 20th Anniversary Conference has been compiled and is now available to download by delegates and employees of Principal and Supporter Member organisations. 20 papers are included, 18 from the two parallel sessions (1 - sustainable soil reuse and the Definition of Waste Code of Practice & 2 - technology and innovation in site investigation and remediation) plus the 2 keynote speakers.
  • You will need to login to your account on the CL:AIRE website to download the publication (your account should be created using your member organisation email address). If you think your account does not have the correct permissions, please contact us via the Help Desk.

 

Presentation List Video Available Paper in Special Publication
Keynote: CL:AIRE - The 20 Year Story - Steve Edgar, VertaseFLI Y Y
Keynote: Communicating Geoscience - Professor Paul Nathanail, LQM Y Y
SUSTAINABLE SOILS & DOWCOP SESSION    
The use of intelligent plant to plan and control complex materials management on construction sites - James Cartwright, GeoStream UK Y Y
The Avenue Former Coking Works Remediation and Regeneration Project (1999-2018) / Verification and DoWCoP - Martin Westwood, Jacobs N, but slides are available here Y
Maximising the Sustainable Re-use of Landfill Materials on Brownfield Sites using DoWCoP - George Evans, Soilfix Y Y
Creating a circular economy and future urban mining in Belgium - Marc  Dillen, Grondbank & Tracimat Y Y
Soils Manufacture - FAB Soil - Mark Fitzsimons & Kate Schofield, University of Plymouth Y Y
A QP’s perspective on DoWCoP: the good, the bad and the ugly - Liz Gray, Atkins Y Y
Sustainability benefits and the value added of recycling excavated site materials - Paul Bardos, r3 Environmental Technology Ltd Y Y
INNOVATION SESSION    
Debunking myths about sustainable remediation - Jonathan Smith, Shell Global Solutions (UK) Y Y
Lessons learned from biodiversity net gain and opportunities for managing complex legacy sites - Tom Butterworth, WSP Y N
The Conceptual Site Model – the building block of sustainable remediation - Alan Thomas & Kevin Leahy, ERM Y Y
New physics for mapping old problems – Tim Grossey, RSK Y N
Innovative LNAPL monitoring and modelling to aid design and delivery of remediation at an operational manufacturing site in the Midlands - David Holmes & Giacomo Maini, Ecologia Y Y
Restoration of chlorinated solvent contaminated groundwater sites: The Value of Information Challenge - Gary Wealthall, Geosyntec N, but slides are available here Y
Recent advances in Subgrade Biogeochemical Reactor technology - Jeff Gamlin and Claudio Albano, Jacobs Y Y
Remediation of aquitards - Jim Wragg, Geosyntec N, but slides are available  here Y
Looking forward for ground gas risk assessment - a new screening approach - Steve Wilson, EPG Y Y
Characterisation and risk management of PFAS in UK context - Ian Ross, Arcadis Y Y
Use of colloidal activated carbon for the treatment of PFAS contamination - Gareth Leonard, Regenesis Y Y
Low temperature thermal desorption of PFAS - Jeff Gamlin, Jacobs Y Y
Developing a new treatment technology for destroying PFAS (DE-FLUOROTM) - Rick Parkman, AECOM Y Y

 

  1. Land Remediation Pathfinder Scheme - expressions of interest closing soon

    Land Remediation Pathfinder Scheme - expressions of interest closing soon

     April 2026
    Department for Environment, Food & Rural Affairs (Defra) has announced an Expression of Interest opportunity for the Land Remediation Pathfinder Scheme (LRPS). LRPS is a £80 million pilot scheme funded by Defra...
  2. Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil

    Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil

     April 2026
    On 27 April, the Environment Agency published new guidance called MCERTS: performance standard for rapid measurement techniques for the chemical testing of soil. The guidance describes the certification process for rapid...
  3. The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - call for nominations from land remediation industry

    The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - call for nominations from land remediation industry

     April 2026
    The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) will return to Birmingham this year with an expanded scope, recognising excellence within the geoenvironmental and land remediation sector for the...
  4. New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone

    New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone

     April 2026
    CL:AIRE is pleased to publish a new research bulletin RB22: Legacy Wastes in the Coastal Zone which is available to download here. Legacy Wastes in the Coastal Zone: Environmental Risks and Management...
  5. EPA Ireland consults on developing national guidance for brownfield soil and stone by-product material

     April 2026
    The Environmental Protection Agency (EPA) Ireland has published a position paper for consultation as part of the development of national guidance for brownfield soil and stone by-product material. The guidance...
  6. UK Parliament's Environmental Audit Committee publishes its PFAS report

    UK Parliament's Environmental Audit Committee publishes its PFAS report

     April 2026
    The UK Parliament Environmental Audit Committee has now published its report Addressing the risks from Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) following its inquiry and call for evidence in April 2025.
  7. National Brownfield Forum March 2026 meeting notes now published

    National Brownfield Forum March 2026 meeting notes now published

     April 2026
    The National Brownfield Forum March 2026 meeting notes have now been published and are available to download here.
  8. Defra consults on BNG and targeted exemptions for brownfield residential developments

    Defra consults on BNG and targeted exemptions for brownfield residential developments

     April 2026
    Department for Environment, Food & Rural Affairs (Defra) is consulting on a possible exemption from biodiversity net gain (BNG) for certain residential developments on brownfield land. Further information is available here.
  9. HSE launches consultation on Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR)

    HSE launches consultation on Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR)

     April 2026
    The Health and Safety Executive (HSE) has launched a consultation on the Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013 (RIDDOR) and it is now open for comments. The consultation seeks...
  10. Phase 2 of DoE Industry Profiles project is now complete

    Phase 2 of DoE Industry Profiles project is now complete

     March 2026
    A project to update 15 of the Department of Environment (DoE) series of 47 industry profiles has now finished with funding from the Environment Agency, Association of Geotechnical & Geoenvironmental...
  11. Defra publishes Land Use Framework for England

    Defra publishes Land Use Framework for England

     March 2026
    Department for Environment, Food & Rural Affairs (Defra) has published the Land Use Framework for England. It sets out how England can use its land more effectively. The Framework has...
  12. CL:AIRE connects the industry: Bristol networking evening sets the scene for summer event

     March 2026
    CL:AIRE hosted another successful members' networking event, this time in Bristol at Racks Bar and Kitchen. The evening brought together professionals from across the sector for relaxed, informal conversation. CL:AIRE Members...
  13. Environment Agency publishes national groundwater nitrogen inventory for England

    Environment Agency publishes national groundwater nitrogen inventory for England

     March 2026
    The Environment Agency Chief Scientist's Group has published outputs from a research project: National groundwater nitrogen inventory for England (SC210008). The project developed and tested new approaches to assess national-scale...
  14. Defra consults on amendments to the POPs regulation 2026

    Defra consults on amendments to the POPs regulation 2026

     March 2026
    Department for Environment, Food & Rural Affairs (Defra) is seeking views on proposed changes to the Persistent Organic Pollutants (POPs) Regulation, including drafted legislation to prohibit five new POPs to...
  15. RBKC Lead Modelling Tool published on WALL

    RBKC Lead Modelling Tool published on WALL

     March 2026
    The Royal Borough of Kensington and Chelsea (RBKC) Lead (Pb) values and modelling tool has been made available for all to use on the CL:AIRE Water and Land Library (WALL).
  16. BSI publishes document on ecological soil functions

    BSI publishes document on ecological soil functions

     March 2026
    British Standards Institution (BSI) has recently published PD ISO/TS 18721:2026 Ecological soil functions - Characteristics, indicators and methods. Further information and purchase options available here.
  17. SoBRA publishes two new NAPL guidance documents

    SoBRA publishes two new NAPL guidance documents

     March 2026
    The Society of Brownfield Risk Assessment (SoBRA) has published two new documents from the Non Aqueous Phase Liquid (NAPL) Subgroup. NAPL Document 6 - Advice Towards Understanding the Potential for LNAPL...
  18. Assessing risks to controlled waters in relation to climate change: SoBRA publishes updated guidance

    Assessing risks to controlled waters in relation to climate change: SoBRA publishes updated guidance

     March 2026
    The Society of Brownfield Risk Assessment (SoBRA) has updated its 2022 document, Guidance on assessing risk to controlled waters from land contamination under conditions of future climate change, to align...
  19. GWSDAT v.3.3 released

    GWSDAT v.3.3 released

     March 2026
    The GroundWater Spatiotemporal Data Analysis Tool (GWSDAT) has been updated and v3.3 has been released. GWSDAT is an open source, user friendly software application for the visualisation and interpretation of...
  20. JRC supports recently published European soil monitoring law

    JRC supports recently published European soil monitoring law

     March 2026
    The Joint Research Centre (JRC) is the science and knowledge service of the European Commission. The JRC has recently published a report on existing international and European standards relating...
  21. BSI publishes draft standard on ecological risk assessment of soil contamination (TRIAD approach) for comment

    BSI publishes draft standard on ecological risk assessment of soil contamination (TRIAD approach) for comment

     February 2026
    British Standards Institution (BSI) has published the draft International Standard Procedure for site-specific ecological risk assessment of soil contamination (soil quality TRIAD approach). Comments on the draft should be submitted...