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Metieron botellas plásticas en un trozo de cartón y lo colgaron en la ventana. Ocurre algo mágico

This would be an interesting science experiment: They screw plastic bottles to a piece of cardboard and hang it in the window. The air flows differently now.

how to build a photo-bioreactor that uses algae to convert carbon dioxide and sunlight into energy.

An Algae Bioreactor From Recycled Water Bottles

How to Install a Transfer Switch for a Portable Generator - This Old House - YouTube

A new how-to video to install an EZ Generator Switch - The most affordable and efficient generator connecting manual transfer switch on the market.

Incrível! Eles fizeram um ar condicionado com garrafas de plástico, veja o resultado! - # #garrafasdeplástico

Colocaram garrafas de plástico e cartão na janela… o resultado? Inacreditável! Que génio!

Surviving the heat without using power - They screw plastic bottles to a piece of cardboard and hang it in the window. The air flows differently now.

How to make your very own solar panel set-up completely from scratch. Additionally information to do with working with kits and getting extra parts via Ebay. http://netzeroguide.com/build-your-own-solar-power-system.html Off Grid Solar Power system control

How to make your very own solar panel set-up completely from scratch. Additionally information to do with working with kits and getting extra parts via Ebay. http://netzeroguide.com/build-your-own-solar-power-system.html Off Grid Solar Power system control

Water wheel DIY...more livin' off the grid...

more livin' off the grid. I would definitely build a sturdier base, and divert all of the flow through the wheel for a better gain.

Simple homebuilt water wheel to generate 500 watts of power per day, with a few modifications and a 20 inch head.  Wow!

DIY electricity - make your own power from scratch. Otherpower is a large information resource with a large variety of homemade small-scale renewable energy examples; including many micro hydro projects.

The bankers are saying that off-grid living is now so viable that it threatens the whole utilities model. Nick Rosen, editor of off-grid.net, argues that it can't happen a minute too soon

Off-grid living: it's time to take back the power from the energy companies

In light of the banking crash and the UK's housing shortage, Nick Rosen discusses why living off-grid is becoming so appealing for many.

The Homestead Survival | Homesteading Solar Water Heating Basics | http://thehomesteadsurvival.com

Solar Water Heating Basics - a simple explanation of how solar water heating systems work. Types of systems, system parts, and what to look for in a system.

a-homemade-thermal-power-panel Homesteading  - The Homestead Survival .Com     "Please Share This Pin"

a-homemade-thermal-power-panel Homesteading - The Homestead Survival .Com "Please Share This Pin"

How Water Pumping Windmills Work For Off The Grid Living — Info You Should Know #OffTheGridPower

How Water Pumping Windmills Work For Off The Grid Living — Info You Should Know #OffTheGridPower

Microhydro intake.

Microhydro intake.

DIY wind powered water pump

DIY Wind-Powered Water Pump

DIY Wind-Powered Water Pump Made from Bike Parts : TreeHugger Our next house will have Wind Energy

Water wheel generator http://makingyourown.ludlowsurvivors.com/WWPG.html

Waterwheel-style, mechanical water pump, pumps stream water into house.

Two or more people can generate electricity from a recycled auto alternator using the treadle-powered generator. Photo courtesy of Pat Delany

DIY machine shop: Four essential tools you can build from recycled parts. Two or more people can generate electricity from a recycled auto alternator using the treadle-powered generator. Photo courtesy of Pat Delany

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