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Ofrecen crédito para desarrollar biodigestores

Ofrecen crédito para desarrollar biodigestores

Solar, Wedding Bands, United States, Enabling

turbina pico hidraulica Central hidroeléctrica casera y económica

turbina pico hidraulica Central hidroeléctrica casera y económica

Resultado de imagen para ferrocemento sistema constructivo

Resultado de imagen para ferrocemento sistema constructivo

US$6.99 Potato Grow Planter PE Container Bag Pouch Root Plant Growing Pot Side Window Garden

50L Large Capacity Potato Grow Planter PE Container Bag Pouch Tomato Window Garden

Tejados de neumáticos  Aunque su aspecto es el de la pizarra, estas tejas están realizadas con un 75% de neumáticos usados.

Recycled rubber roof shingles are an innovative roofing material that saves home owners money and saves the environment. Made from recycled tires, these roofing shingles are durable, dependable, and more eco-friendly than ordinary wood or slate

Biodigestor-horizontal-esquema

Biodigestor-horizontal-esquema

Un+nuevo+concepto+de+molino+abarata+diez+veces+la+energía+eólica

Ten Times the Turbine Doug Selsam's Sky Serpent uses an array of small rotors to catch more wind for less money-SR

Earth Tube Design (for Earth Sheltered Homes)

Earth Tubes: Low Tech, Super Low Energy POSM Note: heats in winter and cools in summer if tubes are deep enough

For extra power, there are self doable, testded, durable, solar concentrator models, that can be made from commonly awailable parts. Like smaller versions of this one. For solar ovens, furnaces, and energy generators: Instructions from here: http://www.solarfire.org/

A Solar Fire concentrator that boils water for a steam-powered generator.

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