DIY 1000 watt wind turbine by sspence

Concrete Countertops for the Kitchen - Solid Surface on t… by doubleabattery

How to make a solar iPod/iPhone charger -aka MightyMintyB… by Honus

How to build a 72Volt electric motorcycle by Stryker

VERTICAL VEGETABLES: "Grow up" in a small garden and conf… by pippa5

Drinking Glasses from Wine Bottles by fstedie

Build a 60 Watt Solar Panel by mdavis19

How to MAKE PV Solar Panels by VIRON

Build your own Electric Car! by bennelson

How I built an electricity producing wind turbine by mdavis19

Solar Heater by robbtoberfest

Hydroponics - at Home and for Beginners by trebuchet03

Chispito Wind Generator by velacreations

DIY Solar Panel by giladlotan

Get Big Money for Scrap Batteries by TimAnderson

The Stirling Engine, absorb energy from candles, coffee, … by thecheatscalc

How to Make a Seed Bomb by treesneedtobehugged

How To Build A Solar Panel by hastyhost

48V Electric Flat Tracker by Radioactive_Legos

Bring Dead Ni-Cad Batteries Back To Life by Plasmana

Home Made Solar Panel by Home Build Solar System

How to Charge Any USB Device by Riding Your Bike by JeffB

Solar Battery Charging by DoveP

Solar Power System by Mr. Chicken

Solar Powered Trike by dpearce1

Go Green Upside Down Hanging Planters by DebH57

Ted Baer's Bicycle Wheel Windmill by dwarren

Cardboard Savonius Wind Turbine by rhackenb

Build your own flat panel solar thermal collector by iwilltry

Need Free Water? Build a Rain Barrel by McSensei

Sew a Newspaper Dress by prixprix

high power LED grow lights M.k2 by }{itch

Faroun Savonius Wind Turbine by faroun

How to make your own LED lightbulbs by claudiopolis

S.P.R.E.E. (Solar Photovoltaic Renewable Electron Encapsu… by charlitron

compost bin by ic517

An Algae Bioreactor from Recycled Water Bottles by mfischer

Solar PV tracker by bwitmer

My Indoor DWC Hydroponics System by LancePenney

How to make organic planting pots using old newspapers by yngla

Garduino: Gardening + Arduino by liseman

V10 (vawt,savonius,vertical axis,windturbine,ametek) by faroun

Bike Generator by dbc1218

Hydroponic Food Factory by NathanWilliams

Small Solar Panel by kinz1jg

Portable 12 Volt 17 Watt Wind Generator with Automatic Fu… by shastalore

Double-Decker Drum Composter by iPodGuy

Expandable Hydroponics System from Junk - Flood and Drain by wiley coyote

Growing Plants With LED Lights by }{itch

Upside-Down Hanging Self-Watering Earth-Filled Box! by velvel

Windbelt Redux 21st Century Micro Power Generation by Tool Using Animal

Geodesic Dome Greenhouse by yes2tech

Press Aluminum Cans into Ceiling and Wall Tiles by robbtoberfest

D.I.Y. Solar Setup. by Rob Patterson

440 Watt Regulated Pedal Power Bicyle Generator for iPod,… by bdwhaley

How I use the Sun to Cool my House. by Rob Patterson

How to build a <strike>heliostat</strike> parabolic refle… by Tool Using Animal

Lightbulb "green"house by LinuxH4x0r

Turn an exercise bike into an energy bike by wingsinger

How to Make A Solar Powered Fan! by Gjdj3