Appropriate technology
Zero-emissions vehicle
A zero-emissions vehicle, or ZEV, is a vehicle that emits no exhaust gas from the onboard source of power. Harmful…
Rainwater harvesting
Rainwater harvesting is the accumulation and storage of rainwater for reuse on-site, rather than allowing it to run off. Rainwater…
Appropriate Technology
Appropriate technology is a movement (and its manifestations) encompassing technological choice and application that is small-scale, decentralized, labor-intensive, energy-efficient, environmentally…
Applications of appropriate technology
Appropriate technology is a movement (and its manifestations) encompassing technological choice and application that is small-scale, decentralized, labor-intensive, energy-efficient, environmentally…
Windcatcher
A windtower (wind catcher) (Persian: بادگیر bâdgir: bâd "wind" + gir "catcher") is a traditional Persian architectural element to create…
Annualized geo solar
Annualized geo-solar (AGS) enables passive solar heating in even cold, foggy north temperate areas. It uses the ground under or…