1. Sustainability Environmental Financial / Socio-economical
Institutional
Cultural
Technical

2. School latrine problem tree
Pupils are not
using latrines
A main Problem:
No latrine
At home
No latrine
in school
Latrines are disgusting
Don’t like to use latrines
Lack awareness
Lack funds
Lack initiative
Not cleaned
Vandalised
Or non-care
Poor construction
Prefer the fields
Social
Social
Financial
Institutional
O&M/Inst./Soc-eco
Technical
Hygiene / social
Social
Institutional
Technical
Technical
Financial
O&M/Inst./socio-economic