Le frigo du desert une alternative ecologique au refrigerateur - Permaculture Maroc
The Zeer Pot: 5dollar Refrigeration Without Electricity
DIY Homemade Solar Furnace - For a total cost of only $50...
Make Glow Sticks - The Science
Build Your Own Vertical-Axis Wind Turbine On The Cheap - Didn't realize vertical wind turbines existed. The scale of this one and the fact that it supposedly doesn't require gale force winds to produce power makes it definitely worth looking into.
A Practical Zeer Pot (evaporative cooler / non-electrical refrigerator)
Infographic: Electricity A visual cheat sheet about electrical physics, containing the most important formulas of current and Ohm’s law expressed through an impossible water circuit analogy. (by Pierluigi Scotolati)
solar-bottle-light-bulb. fill clear 2 litre pop bottle with 2 caps of bleach and water. an old film canister protects the lid from the sun.lasts about 5 years and each puts out 50 watts of light. Great for a shed.
Homemade Camp chairs
Create a bamboo spiral for growing flowers or plants - #DIYGardenIdea