- More links will be added when they become available

IPSS - Institute of Professional Soil Scientists. Founded in 1991 this is a professional body which aims to promote and enhance the status of soil science and allied disciplines. This site also has a searchable database of experts.

Landscape Institute - The Chartered Institute in the UK for landscape architects.

SiLC - Specialist in Land Condition (SiLC) is accreditation linked to specialists in contaminated land and its management.