Official Agencies/Bodies/Organisations
- Department of Agriculture, Environment and Rural Affairs
- Department for Environment, Food and Rural Affairs
- Department of Housing, Planning, and Local Government (ROI)
- Environment Agency
- European Commission - Environment
- European Environment Agency
- Geological Survey of Northern Ireland
- Northern Ireland Environment Agency
- Scottish Environment Protection Agency
- Northern Ireland Water
- Water UK
Associations, Institutions and Professional Bodies
- Biodiversity NI
- European Environment Information and Observation Network
- Northern Ireland Environment Link
- UK-Air
- Ulster Architectural Heritage Society