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Folder Help hooking up circulation pump. Jean Pain mound.
Number of replies: 0
Started by: zeek mcgalla
Last post: Jun 23, 2017 06:09:24 by zeek mcgalla

Folder Dale's Automotive clothes washing machine.
Number of replies: 6
Started by: Dale Hodgins
Last post: Jun 19, 2017 10:48:11 by Dale Hodgins

Folder Appropriate Technology Course Teacher's Notes by Tim Barker (DRAFT)
Number of replies: 7
Started by: Tracy Wandling
Last post: Jun 12, 2017 17:10:48 by Erica Wisner

Hot Folder Wood gas for heat and electricity
Number of replies: 27
Started by: Justin Jones
Last post: Jun 12, 2017 10:17:21 by Michael Deaves

Folder First Wood Then Plastic! using waste plastic as fuel
Number of replies: 8
Started by: Byron Gagne
Last post: Jun 09, 2017 18:08:11 by Dale Hodgins

Folder Wash your car without water? Or don't wash it at all?
Number of replies: 15
Started by: MJ Solaro
Last post: Jun 08, 2017 08:03:17 by Dale Hodgins

Folder Newbie Inverter/Charger Help
Number of replies: 1
Started by: Kyle Haycock
Last post: May 24, 2017 16:25:17 by Joseph Johnson

Folder Chicken Poop and Sunflowers
Number of replies: 0
Started by: J.D. Ray
Last post: May 04, 2017 14:38:22 by J.D. Ray

Folder my old doomsday generator (exercise-bike modified)
Number of replies: 4
Started by: John McDoodle
Last post: Apr 29, 2017 09:34:06 by John McDoodle

Folder DIY Solar Oven
Number of replies: 18
Started by: Konstantinos Karoubas
Last post: Apr 27, 2017 21:05:47 by Konstantinos Karoubas

Hot Folder Another take on off grid refrigeration...
Number of replies: 21
Started by: Creighton Samuiels
Last post: Apr 25, 2017 17:07:22 by Creighton Samuiels

Hot Folder really saving energy - eliminate the clothes dryer
Number of replies: 122
Started by: paul wheaton
Last post: Apr 24, 2017 09:22:13 by Jocelyn Campbell
[ latest reply Go to page: 1, 2, 3, 4 ]

Hot Folder Rocket Mass Wood Dryer - An Ecoquest Project for Willie Smits
Number of replies: 45
Started by: Olof Jönnerstig
Last post: Apr 19, 2017 14:05:37 by Erica Wisner
[ latest reply Go to page: 1, 2 ]

Folder Space heating with compost
Number of replies: 3
Started by: jeff burkinshaw
Last post: Apr 18, 2017 19:42:44 by Milo Jones

Folder Inventor of the L-ion battery anounces a new break through battery
Number of replies: 7
Started by: Devin Lavign
Last post: Apr 18, 2017 14:08:24 by John Weiland

Hot Folder make your own incandescent light bulb
Number of replies: 30
Started by: paul wheaton
Last post: Apr 09, 2017 17:25:51 by Nicholas Vermeulen

Folder "Reversible'' Ammonia Battery recharged by 'low value' waste heat
Number of replies: 3
Started by: allen lumley
Last post: Apr 06, 2017 10:05:42 by Henri Lentonen

Hot Folder Forget the hand crank and the bicycle, consider the treadle...
Number of replies: 25
Started by: Blackout Hatfield
Last post: Apr 03, 2017 14:06:30 by Cd Greier

Folder You’ve gone off-grid? why not grid-tied?
Number of replies: 10
Started by: Joel Bercardin
Last post: Apr 02, 2017 20:09:21 by Daron Williams

Folder More efficient wood gas generator
Number of replies: 5
Started by: Henri Lentonen
Last post: Apr 02, 2017 10:49:41 by Henri Lentonen

Folder Alternative electrolytes for lead acid batteries
Number of replies: 3
Started by: Karl Trepka
Last post: Mar 29, 2017 23:22:03 by Henri Lentonen

Folder Solar Station: DIY Solar Plans by Ben Peterson
Number of replies: 6
Started by: Burra Maluca
Last post: Mar 08, 2017 20:40:56 by David Baillie

Folder cooling with a vortex tube
Number of replies: 11
Started by: paul wheaton
Last post: Mar 07, 2017 20:01:01 by Creighton Samuiels

Hot Folder led lighting
Number of replies: 74
Started by: marty reed
Last post: Mar 03, 2017 06:52:45 by Ihor Mocherniak
[ latest reply Go to page: 1, 2 ]

Folder low-cost battery for storing renewable energy
Number of replies: 4
Started by: Ty Morrison
Last post: Feb 23, 2017 16:26:49 by Ty Morrison

Folder DIY battery box
Number of replies: 3
Started by: John Smithe
Last post: Feb 23, 2017 12:29:35 by Fred King

Hot Folder How to Make Your Own Emergency Home Battery Bank.
Number of replies: 40
Started by: Cassie Langstraat
Last post: Feb 22, 2017 19:08:18 by Ty Morrison
[ latest reply Go to page: 1, 2 ]

Hot Folder Low-tech DIY storage battery
Number of replies: 25
Started by: Ty Morrison
Last post: Feb 22, 2017 19:00:45 by Ty Morrison

Folder DIY batteries
Number of replies: 7
Started by: Bill Bianchi
Last post: Feb 22, 2017 19:00:06 by Ty Morrison

Folder Thermoelectric generator for small things
Number of replies: 3
Started by: Chaya Foedus
Last post: Feb 19, 2017 09:52:13 by frank li

Hot Folder washing dishes by hand vs. dishwasher: water, expense and time
Number of replies: 58
Started by: paul wheaton
Last post: Feb 15, 2017 07:45:06 by Muhammad Salman
[ latest reply Go to page: 1, 2 ]

Folder 31 ways to save on winter heating for $30 or less
Number of replies: 9
Started by: Amit Enventres
Last post: Feb 13, 2017 11:38:37 by Dustin Moving

Folder Leave a guy alone on a Saturday- Biochar!
Number of replies: 2
Started by: Tj Jefferson
Last post: Feb 13, 2017 09:41:10 by Tj Jefferson

Folder Medieval Heating System Lives on in Spain - hypocaust style 'gloria' underfloor heating
Number of replies: 1
Started by: Burra Maluca
Last post: Feb 09, 2017 01:46:36 by Dawn Hoff

Folder Bicycle water pump + battery charge
Number of replies: 2
Started by: Manuel Munilla
Last post: Feb 02, 2017 05:25:39 by Leona Allen

Hot Folder 3 different rocket stove water heater designs, input requested
Number of replies: 36
Started by: Calvin Cox
Last post: Jan 30, 2017 00:40:44 by Eduard Popescu

Folder R.E.C.'s and Arcadia Power
Number of replies: 2
Started by: Michaelyn Erickson
Last post: Jan 29, 2017 12:13:13 by Ellie Strand

Folder Municipal forays into alternative energy....
Number of replies: 1
Started by: John Weiland
Last post: Jan 27, 2017 14:17:38 by Roberto pokachinni

Hot Folder Heating without electricity
Number of replies: 21
Started by: Sue Copher
Last post: Jan 26, 2017 03:19:26 by Erica Wisner

Folder Green Home Thoughts
Number of replies: 7
Started by: Amit Enventres
Last post: Jan 19, 2017 04:57:52 by Travis Johnson

Folder diesel powered house
Number of replies: 5
Started by: Jack Navin
Last post: Jan 19, 2017 03:55:37 by Brad Hengen

Folder Heat and Cool a Dome Naturally
Number of replies: 2
Started by: Scott Lawrence
Last post: Jan 12, 2017 12:15:05 by Scott Lawrence

Folder Getting electricity directly from the soil
Number of replies: 3
Started by: Jon Guah
Last post: Jan 10, 2017 19:42:59 by Jon Guah

Hot Folder TRUE sustainable electricity?
Number of replies: 59
Started by: Karen Crane
Last post: Jan 02, 2017 14:27:54 by Lynn Garcia
[ latest reply Go to page: 1, 2 ]



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