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Off the grid, sustainable, efficient energy

Best ever

rocket mass heaters

How to make your Rocket Stove more "rockety"

71 replies 1 5 2

rocket mass heaters

RMH in a Tipi

282 replies 10 165 53

conservation

the solutions are simple

223 replies 13 9 49

wood burning stoves

Better Wood Heat: DIY Rocket Mass Heaters (4 DVD Set)

74 replies 2 34 24

alternative energy

The Wheaton Eco Scale

234 replies 3 23 17

rocket mass heaters

compact 6" RMH hybrid with cook top and dutch oven

281 replies 14 86 3

conservation

Going poo-less: No Shampoo/Soap in the Shower

259 replies 1 10 8

conservation

making the best of electric heat

402 replies 2 35 2

rocket mass heaters

Rocket stoves in Greenhouses , our own forum topic

343 replies 18 82 3

rocket mass heaters

using metal in the burn tunnel and heat riser

70 replies 5 17 24

rocket stoves

First Rocket stove heats water with pics

122 replies 11 6 3

rocket mass heaters

portable rocket mass heater

189 replies 8 20 3

rocket mass heaters

double chamber cob oven plans - download

20 replies 1 12 5

wood burning stoves

Ash - the best wood to grow for firewood?

52 replies 2

rocket mass heaters

Ernie and Erica Wisner's Rocket Mass Heater Everything Combo

24 replies 1 25 1

solar

Solar Food Dryers?

85 replies 5 25 7

alternative energy

It is 2019 and incandescent is still better than LED

146 replies 11 16 7

rocket mass heaters

Better Wood Heat: DIY Rocket Mass Heaters 8-DVD Set as HD instant view

7 40 3

rocket mass heaters

beautiful rocket mass heaters

34 replies 1 21 3

rocket mass heaters

rocket stove and butt warmer

402 replies 6 22

More »
Best this year

rocket mass heaters

The RMH Builders guide build-pic heavy

185 replies 1 12 35

rocket ovens

My quest to make a beautiful rocket oven

30 replies 23 18

rocket ovens

Rocket Oven 2018 plans download

3 4 9

rocket ovens

Rocket stove - hot plate.

160 replies 15 47 8

alternative energy

Turning wood into electricity for 2 months of the winter

88 replies 4 2 12

rocket mass heaters

Brick Bell Shop Heater

71 replies 1 82 2

transportation

My off-grid dilemma

47 replies 3 10

alternative energy

mechanical energy storage

58 replies 12 1 4

solar

Looking at options (help, I don't understand anything about off grid electricity)

41 replies 2 1 13

bicycle

Tiny Living on a Bike

19 replies 9 3 10

rocket mass heaters

Farm House RMH, First full in house build.

20 replies 1 50 8

wood burning stoves

Would you replace your oven with a rocket oven?

37 replies 1 1 5

rocket mass heaters

Cooking on a 4 inch batch rocket stove

124 replies 19 15 3

rocket ovens

what would you cook first in a rocket oven?

27 replies 1 5

solar

The Most Ethical Batteries for Renewable Energy Systems

20 replies 1

rocket stoves

Rocket Ovens DVD as HD Instant view

40 replies 2 6 6

transportation

Gas vs electric cars: evidence for which is better?

44 replies 3 8

rocket stoves

Solar ovens, haybox cooker - What would you build to go with a rocket oven?

14 replies 2 4

wind

C5 Builds a Category 5 Hurricane Proof Wind Tower. The Windapult

16 replies 2 2 5

solar

the smartest solar power setup i have ever seen

19 replies 1 5 5

More »
Most recent

solar

Nega-Watts over Mega-watts big can be ugly in a mush dog world.

1 week ago 4 replies 6 1

biogas

LEAF Generator (a rugged wood/biomass gasifier for sale)

2 weeks ago 12 replies 18 1

rocket mass heaters

doubling the power of an RMH by cooling the feed tube!!

2 weeks ago 39 replies 8 7

transportation

Gas vs electric cars: evidence for which is better?

2 weeks ago 44 replies [ 1, 2 ] 3 8

bicycle

Don’t make bicyclists more visible. Make drivers stop hitting them. WP article

2 weeks ago 25 replies 6

wind

Wind Scholarship Fund (US students only)

2 weeks ago 0 replies

rocket mass heaters

Shape of rocket mass heater

2 weeks ago 7 replies 1

solar

Power from the sun to run my hydroponic setup....

2 weeks ago 4 replies 2

rocket mass heaters

Good "lite mortar" sealer

2 weeks ago 5 replies

rocket ovens

My quest to make a beautiful rocket oven

2 weeks ago 30 replies 23 18

alternative energy

Mollison's Trompe - alternative energy

2 weeks ago 47 replies [ 1, 2 ] 9 2

rocket stoves

Prototype idea..... A sand + water glass riser with a 55 gal barrel.

2 weeks ago 18 replies 1 1

conservation

Mind-blowing video on sustainability with oil, gas, coal, etc

2 weeks ago 6 replies 3 5 3

rocket mass heaters

Building in Portugal

2 weeks ago 6 replies 1

solar

Passive refrigerator--in Nature and in MIT News

2 weeks ago 1 reply 1

alternative energy

Charcoal gasification for garden tractor?

2 weeks ago 13 replies 2 1

alternative energy

Apartment renters Alternative Energy option for

2 weeks ago 3 replies

solar

Solar hot water troubleshooting

2 weeks ago 15 replies 2

rocket mass heaters

Rocket Stove inside Polycarbonate Greenhouse

3 weeks ago 5 replies 2 2

hydro

Home Hydro Project

3 weeks ago 8 replies 1

solar

Sunflair oven

3 weeks ago 1 reply

wood burning stoves

22 year old Vermont Castings Defiant Encore model 2140 performance questions

3 weeks ago 4 replies 2

alternative energy

DIY Fridge with water from stream?

3 weeks ago 10 replies 2 1

bicycle

Bamboo Bikes!

3 weeks ago 6 replies 4 2

solar

Sizing an MPPT correctly

3 weeks ago 3 replies 6

rocket ovens

Rocket Oven cooking.... Learning how to....

3 weeks ago 0 replies 4 1

alternative energy

TEG thermoelectrics

3 weeks ago 14 replies 1 2

solar

Battery bank placement and questions

3 weeks ago 16 replies 5 4

solar

SOC (State of Charge) never getting to 100%

3 weeks ago 29 replies 11 5

rocket ovens

Air crete and Ceramic fiber easy to cut.

3 weeks ago 7 replies 8

solar

DIY Powerwall: A discussion and documentation of my build

3 weeks ago 20 replies 1 5 3

solar

Solar powered Chicken grill business.

3 weeks ago 1 reply 1 1

wood burning stoves

Value of a Arrow wood burning stove insert

3 weeks ago 0 replies 1

solar

Thermal solar collector panel

3 weeks ago 0 replies 1 2

solar

converting AC refrigerator using r134 a to DC using r600a

3 weeks ago 12 replies 2

solar

Panel Orientation?

3 weeks ago 106 replies [ 1, 2, 3 ] 9 3

transportation

Anyone converted a garden tractor to electric?

3 weeks ago 7 replies

rocket mass heaters

Question from a beginner

3 weeks ago 2 replies

rocket mass heaters

Michigan Peeps - Come see and experience Michigan's Newest RMH Sat Mar 2

3 weeks ago 2 replies 8 1

solar

Grid Tied Solar System during a Power Outage

3 weeks ago 27 replies

rocket mass heaters

온돌 (Ondol) An ancient original form of heating with wood...

3 weeks ago 17 replies 6 4

rocket stoves

Instead of a J tube, I am testing a T tube... Prototype design testing testing.

3 weeks ago 11 replies 1

rocket stoves

Six Quick Rocket Stove Tricks

$3.00

1 slices

3 weeks ago 0 replies 1 2

alternative energy

How to place my wind turbine on a existing wooden pole.

3 weeks ago 2 replies

rocket mass heaters

Tile on cob covered barrel?

3 weeks ago 8 replies 5 1
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Forums
energy

conservation 3920

wood burning stoves 9691

rocket stoves 26197

rocket mass heaters 24864

solar 6170

hydro 1536

wind 853

biogas 818

biodiesel 361

transportation 1474

bicycle 981

alternative energy 14055

rocket ovens 1171