Bamboo bicycle
general/appropriate-technology
Fonio husking machine
Machine for husking fonio seeds
general/appropriate-technology
Micro hydro
Hydroelectric power generation of 5 to 100 kW of electricity
general/appropriate-technology
Micro hydro
Hydroelectric power generation of 5 to 100 kW of electricity
general/appropriate-technology
Hempcrete
Biocomposite material used for construction and insulation
general/appropriate-technology
Papyrus sanitary pad
general/appropriate-technology
Sludging
Simple well drilling method
general/appropriate-technology
Ceramic water filter
Fine-pored filter used for purifying water
general/appropriate-technology
Papyrus sanitary pad
general/appropriate-technology
Single-wire earth return
Supply energy using single wire with earth as return
general/appropriate-technology
Lò trấu
Fuel burning cook stove
general/appropriate-technology
LifeStraw
Brand of water filtration and purification devices
general/appropriate-technology
Bamboo bicycle
general/appropriate-technology
Fonio husking machine
Machine for husking fonio seeds
general/appropriate-technology
Bamboo bicycle
general/appropriate-technology
Fonio husking machine
Machine for husking fonio seeds
general/appropriate-technology
Treadle pump
general/appropriate-technology
Biosand filter
Water filtration technique based on slow sand filters
general/appropriate-technology
Papyrus sanitary pad
general/appropriate-technology
Universal nut sheller
Hand-operated machine capable of shelling peanuts
general/appropriate-technology
Pico hydro
Hydroelectric power generation under 5 kW
general/appropriate-technology
Micro hydro
Hydroelectric power generation of 5 to 100 kW of electricity
general/appropriate-technology
Solar water disinfection
Portable water purification powered by sunlight
general/appropriate-technology
PlayPower
Non-profit organization
general/appropriate-technology
Bamboo bicycle
general/appropriate-technology
Micro hydro
Hydroelectric power generation of 5 to 100 kW of electricity
general/appropriate-technology
Sludging
Simple well drilling method
general/appropriate-technology
Papyrus sanitary pad
general/appropriate-technology
Solar water disinfection
Portable water purification powered by sunlight
general/appropriate-technology
Fonio husking machine
Machine for husking fonio seeds
general/appropriate-technology
Bamboo bicycle
general/appropriate-technology
Micro hydro
Hydroelectric power generation of 5 to 100 kW of electricity
general/appropriate-technology
Hempcrete
Biocomposite material used for construction and insulation
general/appropriate-technology
Fonio husking machine
Machine for husking fonio seeds
general/appropriate-technology
Sludging
Simple well drilling method
general/appropriate-technology
Solar water disinfection
Portable water purification powered by sunlight
general/appropriate-technology
Briquette
Compressed block of biomass used for fueling a fire
general/appropriate-technology
Soft energy technology
Simple designs reliant on renewables
general/appropriate-technology
VIA pc-1 Initiative
general/appropriate-technology
Appropriate technology
Concept in the philosophy and politics of technology
general/appropriate-technology
Papyrus sanitary pad
general/appropriate-technology