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
Definition of Waste Code of Practice (DoWCoP), National Quality Mark Scheme for Land Affected by Contamination (NQMS), Asbestos in Soil, SuRF...
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
Water and Land Library ( WALL), Continuing Professional development through Training and workshops...
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.
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.
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.
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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.
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European Food Safety Authority reduces the safe level of trifluoroacetic acid in the diet
The European Food Safety Authority (EFSA) has reduced the safe level of trifluoroacetic acid (TFA) in the diet based on new scientific evidence. TFA is a chemical that can form...July 2026 -
Join us at the UK's leading event for the geoenvironmental sector - CLR Expo
We're excited to be attending Contamination & Land Remediation (CLR) Expo, returning to the NEC Birmingham on 16-17 September 2026. Join us with a free ticket for two high-impact days...July 2026 -
CL:AIRE publishes new Technical Bulletin TB23 and a PFAS worksheet tool
CL:AIRE is pleased to announce the publication of Technical Bulletin TB23: Worksheet tool for new EU Environmental Quality Standard and Groundwater Standards for PFAS (EU Directive 2026/805). TB23 describes a...July 2026 -
HM Treasury consults on reforming Land Remediation Relief
The government is consulting on potential reforms to make Land Remediation Relief more accessible, better targeted, and more closely aligned with the practical realities of brownfield development. Land Remediation Relief is...July 2026 -
ESS Expo 2026 visitor registration opens
The Environmental Services & Solutions Expo (ESS Expo), the UK’s largest environmental event, has announced that visitor registration is now open for its 2026 edition, taking place 16-17 September at...June 2026 -
GPVS application window opens 1 August 2026
The next Gas Protection Verification Accreditation Scheme (GPVS) application window opens on 1 August and closes 30 September 2026. The application window is open to Technician Grade and Specialist Grade...June 2026 -
Environment Agency publishes voluntary remediation advice service for contaminated land and groundwater
The Environment Agency has produced guidance on its new voluntary remediation advice service for those that wish to receive more detailed site-specific regulatory advice where land contamination has impact on...June 2026 -
NORAC and JIWG publishes an overview of new technical guidance on asbestos air monitoring on brownfield remediation sites
National Organisation of Asbestos Consultants (NORAC) and Joint Industry Working Group Asbestos in Soil and Construction & Demolition Materials (JIWG) has published a new Technical Guidance Series document providing an...June 2026 -
Contamination & Land Remediation Expo is coming to the NEC Birmingham on 16-17 September
Part of the Environmental Services & Solutions Expo (ESS Expo), the Contamination & Land Remediation Expo (CLR Expo) will bring together 2,800+ professionals from across the contamination, remediation, and geoenvironmental...May 2026 -
CL:AIRE TRG Annual Report 2025 and new ECP
CL:AIRE has now published the 2025 Technology and Research Group (TRG) Annual Report and it is available to download. The TRG is also pleased to welcome a new Early Career...May 2026 -
SURRI publishes useful series of podcasts about preparing EU project proposals
The European Project SURRI (Sustainable Remediation of Radionuclide Impacts on Land and Critical Materials Recovery) has published a series of podcasts to understand more about EU project proposal building. They...May 2026 -
ISO draft international standard on determination of inorganic arsenic species in soils has been published for comment
ISO DIS 25251 Soil Quality - Determination of inorganic arsenic species in soils and soil-like materials has been published for comment. Comments should be submitted to Joanna Macnamara by 10 July 2026.May 2026 -
POST publishes research briefing on Nature-based flood and drought resilience
The Parliamentary Office of Science and Technology (POST) has published a research briefing on Nature-based flood and drought resilience. The POSTnote outlines the evidence, challenges and benefits for implementing catchment scale...May 2026 -
Land Remediation Pathfinder Scheme - expressions of interest closing soon
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...April 2026 -
Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil
On 27 April 2026, 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...April 2026 -
The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - last call for nominations from land remediation industry
The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) will take place on Wednesday 16 September on the first evening of Contamination & Land Remediation Expo (CLR Expo). The EMMAs...April 2026 -
New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone
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...April 2026 -
EPA Ireland consults on developing national guidance for brownfield soil and stone by-product material
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...April 2026 -
UK Parliament's Environmental Audit Committee publishes its PFAS report
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.April 2026 -
National Brownfield Forum March 2026 meeting notes now published
The National Brownfield Forum March 2026 meeting notes have now been published and are available to download here.April 2026 -
Defra consults on BNG and targeted exemptions for brownfield residential developments
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.April 2026