Practical Answers
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Biogas Digest: Volume I
Manual describes the basics of producing and using Biogas from dung and organic waste materials.
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Axial Turbine Guide to Installation
The guide gives the most important process steps for the installation of the Axial Turbine for the generation of hydro power energy.
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Axial Turbine Guide to Manufacture
This technical brief presents guidelines for the manufacture of the axial turbine which is used in the generation of hydro powered energy.
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Domestic Rainwater Harvesting Tank
A manual on how to train people in the construction of a ferrocement "pumpkin" water tank.
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The Construction of Timberless House Model
The conflict in Darfur, which most analysts judge to have started in 2003 has had a devastating effect on the region. Many of the internally displaced people (IDPs) who were forced to flee their homes have ended up living in make-shift camps around the major cities such as Alfashir, Algenenina and N...
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Seed Multiplication of Improved Open-Pollinated Varieties
Community-based seed multiplication of open-pollinated varieties (OPV) can mitigate against hybrid seed unavailability and its soaring cost thereby increasing access to standard seed for communal areas, especially in drought prone areas.
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Practitioners handbook for establishing community based early warning systems
This Practitioner's Handbook on Community Based Early Warning System is an effort to put together the early warning learning experiences from the field and communities in Nepal for wider uses for establishment of community based Early Warning Systems (EWS) in flood prone areas of Nepal.
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Technical Guidelines for Gravity Goods Ropeway
A rope based transport system for mountainous regions.
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Wheelbarrow
Engineering drawings detailing how to make a wheelbarrow.
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Construction and Maintenance of the Solar Fish Drier
This fact sheet details materials, equipment, and basic construction techniques needed for the solar fish drier.