Paul Calvert

Results (1–2 out of 2)

Seeing (but not smelling) is believing — Kerala's compost toilet

01.01.1997
Pit latrines are cheap and effective — unless you have a high water-table. What's the alternative? And is it culturally acceptable?
Ecological sanitation a success in Sri Lanka

01.07.2002
The dry-compost ecological toilet separates and sanitizes human excreta, producing a useful soil improver and preventing contamination of ground water. It has proved to be particularly popular in water-scarce and in waterlogged areas.

BIG CHANGE starts small

Practical Action Publishing Ltd, Company Reg. No. 1159018, England, VAT No. GB 880 9924 76 is the wholly owned publishing arm of Practical Action, Reg. Charity No. 247257, and trades only in support of its parent charity objectives

Search options:

Paul Calvert

Results (1–2 out of 2)

Seeing (but not smelling) is believing — Kerala's compost toilet

Ecological sanitation a success in Sri Lanka

BIG CHANGE starts small