The AGtivist from Wicked Leeks
The AGtivist investigates the use of contaminated sewage sludge as fertiliser on UK farms The use of sewage sludge as farm fertiliser poses major environmental
Richard Higgins
27 February 2026
Survey of School in Jinja, Uganda, 2015
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In late summer of 2015 Sustainable Agriculture London was contracted to carry out a survey of a 630 pupil school in Jinja, Uganda.
Purpose of survey
To establish the viability of installing the HH-2 system of waste recycling and sanitation remediation resulting in the use of the HH-2 Horticultural System for improved human nutrition.
in progress
Further reading
why WE don’t need to buy BIOSTIMULANTS or COVER CROPS
taken from the Wicked Leeks site The issue is that many biostimulants are increasingly being produced and sold by the globalised agrochemical companies who
Richard Higgins
21 February 2026
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