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These are links to items that appeared in the "New Content" area on the home page in the past.
October 2009
A nice design for
heating with compost...
The Solar Dinosaur!...
Duct loss calculator...
Performance update on Kevin's "$1K" solar water heating system...
September 2009
Guy's Enphase PV system complted - all the details...
This is the season for Energy Fairs -- check the list...
Have your collector fins made in Tom's press...
Very detailed "how-to" on making PV panels for cells...
New $1K system from New Zealand...
Update on Tom's wind turbine...
Home Build PV panels and system...
August performance for $1K solar water heating system...
An
exceptionally well done residential energy retrofit...
EcoRider -- converting a
riding gas mower to electric...
August 2009
Single seat VW gets 250+ mpg...
Performance update on Kevin's $1K system...
More detail on Affordable "Near Zero Energy" homes...
Matt's $1K
Solar Water Heating System with innovations...
Nissan LEAF EV for US...
July performance for the
$1K solar water heater...
Insulating
underground pipe runs...
Solagon -- a sort of SIP
yurt...
Plans for an efficient
wood burning furnace...
Neopor
insulation/walls...
Cooling without AC...
Rollup
exterior sun shades...
New page road map for $1k Solar
Water Heating System...
The mb-soft heat from
compost schemes...
Durability
by Design -- designing durable homes...
Condensation
Calculator for window insulating treatments...
Junior Solar Sprint --
great solar program for kids...
Inexpensive pyranometer kit...
July 2009
Vacuum insulated panels...
Very nice roof integrated
solar attic collector design...
Hot Tub energy
use...
Effect of inlet dust
filters on performance of thermosyphon solar air heating collector...
Affordable Near
Net Zero home...
PV Combiner box guide...
Good, new solar home
design manual from Solar Nova Scotia...
Unique desert home...
Two new sets of plans
for hoop house greenhouses...
Woodsy's $1K style
solar water heating system...
Daylighting manual -- very
good and very free -- from LBNL...
More examples of
$1K Solar Water Heating System...
Who knew there were so many ways to
use old tires...
Long haul truck concept...
June 2009
Tank update for $1K solar water heating system...
DIY grid tie PV system using Enphase micro inverters...
VT SIP house with solar sand bed storage...
Jack's solar workshops for kids...
Sean's plans for making PV
panels...
$1K solar water heater tank
loss test ...
May performance for the $1K solar water heating system...
Solar heating system uses remote cu/al collectors ...
Rain X to keep collectors clear of snow? ...
Kevin's WAY
NORTH solar water heating system...
Snow accumulation of
collectors...
Pelton turbine design for
small hydro...
May 2009
Converting a small pickup to
an EV...
Garage door scheme for solar light and heating ...
Calculator for designing EV
conversions...
Growing Tomatoes in
the solar heated stock tank!...
April 2009
Wind Turbine Buyers Guide
...
April
performance for the $1K solar water heating system ...
Nice DIY array
of concentrating collectors...
Solar Water
Heating: A Primer...
Microturbine
based Range Extended Electric Vehicle...
A simple
DIY pipe coil style solar pool heater...
Spring update on
Steven's solar horse watering tank...
Don's
Solar Electric Scooter Update -- 5 years and still going strong -- full
conversion plans ...
March 2009
Building a rainwater AND
greywater
harvesting system...
22 Lesson Plans
for grades 4 to High School ...
Rain water gardens to
control runoff...
Optimizing the Thermal Conductivity of the Fin to Riser Tube Joint
in DIY solar collectors ...
Build a 10 ft wind turbine...
Building a Sol-Air
solar air heating collector...
Very nice
solar space heating retrofit ---->
March performance for $1K
solar water heating system ...
A simple, cheap
PEX pool heating collector...
An impressive press for forming
aluminum fins for collectors ...
And more presses...
Solar
heated horse tank - Version 2 ..
February 2009
Fran's free,
homemade clothes washer ...
Tesla EV Sedan details...
First driving numbers on
3rd Generation Prius...
Quick look at
collector using CPVC instead of PEX ...
Solar wood drying kiln
with interesting collector design...
A good design for
full wall solar collectors...
Ford Fusion Hybrid is
out...
Strawbale home plans
...
Guide to all
available electric cars ...
Flow distribution
test for our Copper/aluminum collector...
Battery basics for PV systems...
Fran's Use of
Subterranean Air to Defeat the Evil Air Conditioner...
February performance for
the $1K Solar Water Heating System ...
Interesting new
heliostat product...
New MIT electric bike
design...
January 2009
Stimulus bill Energy Tax Credits ...
"The Rough Guide to Climate
Change" ...
Indiana super-insulated
home...
Optics
experiments on the cheap...
California Academy of Sciences -- science for fun...
Grey water heat
recovery calculator...
Life of Mylar storm windows...
Solar Noon Calendar...
Bozeman Montana solar
resources...
Greenhouse from pop
bottles...
Retrofit Larsen
Truss super insulation project ...
Interesting new solar cooker
design...
New Honda Insight hybrid
details...
Multi poly drum
heat storage system...
Group discounts for PV systems ...New manual for Radiation On
Collector...
Concentrating solar water distiller...
Root cellar/cooler in
basement ...
December 2008
December
performance for $1000 Solar Water Heater...
Homebrew Wind Power" new book
on building wind turbines...
Using Google SketchUp for sun
on home modeling...
Making a wood fired clothes dryer
for off-grid homes...
Another good
solar stock watering tank with full construction details -- with performance ...
$1000 solar water heater
performance at -20F...
More Power
Hogs ...
Wide-ranging solar
cooking site...
A very nice solar
heated and insulated stock tank ...
Bermed freeze
resistant stock tank .
PEX/alum collector efficiency
test..
Comparing fuel use for two
years ...
November performance on
PEX/Aluminum Solar Water Heater ..
More Power Hogs
...
Very nice trellis
shade structure...
Wood Handbook from Forest Prod
Lab ...
Ghost Mine -- A unique,
90% solar heated, low cost home design -->
Final Update on Tom's turbine --
up and running -->
Update glazing ref -- add
Coroplast...
An electric MINI...
New pump for $1000 solar water
heater project...
November 2008
EPA mpg for plug-ins
difficult to determine...
EcoRenovator
-- DIY energy saving projects ...Update on multiwall polycarbonate storm windows...
Update on PET bottle
solar water heater design...
Keeping the
pipes from freezing when away (without fuel)...
Freedom's
solar heated stock watering tank...
October performance for $1K
solar water heating system ...
Tom's 5.5KW wind turbine, and
140 ft tilt-up tower -- full construction details... ----->
Canuckle sun tracker...Solar
Livestock Handbook available again...
Bob's
Insulated Stock Tank -- full build-it details...
Earthbag Building
-- an excellent book...
Finding a professional installer....
October 2008
Energy Ball wind turbine...
Kid Wind -- great
site for kids (and others) to learn about wind power...
Updated collector glazing
materials overview ...
New collection of Frugal Energy Saving
Ideas...
Nice rain barrel project...
Solar water heater
from PET bottles...
A bit of performance on
$1000 water heater ...
New material on the chispito wind
turbine ...
Shane's excellent site on building a combined
PV and
wind system ...
First performance
on the Copper -Aluminum prototype collector...
Tanks from Tom ...
A $1000, cold climate, high
performance, durable, Domestic Solar Water Heating System ...
A collector using PEX tubing instead of copper ($4/sqft)...
A low cost, high
performance, copper/aluminum collector ($6/sqft)...
Small panel tests as a
way to compare collector designs...
Thermal performance of a large plastic pipe coil heat exchanger...
Effect of vent size on
thermosyphon collectors -- A small test...
Energy efficiency of different modes
of transport...
September 2008
Update on
Ron's stock tank solar water heater ...
Update on Guy's mower
conversion-new motor source ...
Fuel and heating system comparison
calculators ...(adds and updates)
Simple
solar batch water heater using stock tank as enclosure...
Pictures of
water pumper windmill ...
Toyota iQ city car ...
Very nice plans
for double pane inside storm windows from Guy...
Updated Solar Stock
Tank...
A unique solar water heater
design ...
Added several new Events to Energy
Fair page ...
SunCache -- a
new design for a cost
effective solar water heater...
----->
Path To Passive -- a solar design book ...
August 2008
CookingWithTheSun.com
-- solar cooking and recipes ...
Site Survey -- more ways
to find true south ...
PV sizing tool for Europe and Africa...
Auto X-Prize shoestring
entry with all the details...
SOLAR COOKING EVENT IN MONTANA
- August 16 ...
PV modules that look like roof
shingles ...
Update
on Denver Habitat zero and near zero energy homes...
DIY radiant
barrier installation ...
Heating water from
waste AC heat...
Heat
Pump water heaters ...
WindBlue -- wind generator kits
...
Test -- Edge gaps
on thermal shades ...
Making your own PV panels ...
Serpentine
collector drain back test ...
July 2008
Reflective shade that looks good ...
Ecomodder -- vehicle
mods to improve fuel efficiency...
Giant, cheap
solar collector ...
MTD stagnation test results...
"Hot Water, Cold
Beer" ...
NEW metal version of Modified
Trickle Down solar heating collector ...
Masonry heater
design/build article...
EV conversion -- 130 miles on
7.2 KWH! ...
100 KWH/year homemade fridge...
Ron's
solar air heating collector...
Roof PV system install
guidelines..
Lowering AC bills dramatically through roof changes ...
Home "Home Energy Station"
makes H for fuel cell car ...
<--
New video on the
SolarBug...
Inspector Guidelines for PV
systems ...
Grid-tie PV system ...
Affordable zero net Habitat For Humanity home...
PV install guide...
PV trackers from satellite dishes...
June 2008
Collector glazing material
comparison ...
The Power Hogs ...
Update on Lee's Solar Mower ...
"Juice from Juice" student experiment...
<--
The Beer Can
Collector in English...
New material added to PV section ...
& PV suppliers ...
A good PV reference and catalog ...
Mercedes Actros 40 ton
semi set mpg record ...
'10,000 Miles in the Jelly Bean
Car" (our Prius) -- 50K miles Update...
NOAA CLIM20 report for rain
water collection design ...
Natural
Space Dome homes ...
May 2008
More on choosing
efficient ceiling fans ...
How to blow
cellulose insulation in existing walls ...
Pole mounted PV detailed how-to ...
New worldwide degree-day tool...
Update:
Shading effectiveness of overhangs vs solar screen on windows ...
How to build pipe-in-pipe heat exchanger ...
Added more Energy Fairs & workshops to list ...
Schoolgen - renewable energy projects and materials for schools...
Interesting wood gasification
experiments ...
Masonry Heater
examples, construction, ...
Energy
efficient/sustainable home construction techniques from Gimmie Shelter
Builders ...
Low cost heat storage from
sunspaces ...
PV pool pump system
...
Added a few more Energy Fair Event ...
EEBT -- energy efficient home
builder ...
"Green From
the Ground Up" book on green home construction ...
Solar tunnel style food
dryer...
Update:
simple solar pool heating collector payback ...
Energy Fairs list ...
Calculator for CO2
emissions per KWH in your area ...
Mitsubishi i MiEV
electric car ...
Beer can
solar collector ...
MIT Warm Light Wall ...
Meyers motorcycle/car
EV...
FSEC programs for
kids ...
Fuel Comparison
Calculator
Very
nice DIY cylindrical tank design with unique heat exchanger ...
Commercial solar lawn
mower ...
Complete energy
efficiency renovation of 100 year old home ...
Think! electric car to be
offered in US
Heat Loss Calculator
update, examples...
Undershot water wheel
update ...
The Hippo water transporter ...
Reorganized and added to supplier
section ...
Two new biodiesel sites
...
Kawasaki EV conversion...
Living Walls
...
More greywater reuse
information ...
April 2008
BiFold inside
thermal shutters ...
More pictures of Shade
Sails ...
Good Solar
water pumping installation story ...
Update - Hybrid
Cars dot Com...
More
Larsen Truss pictures...
Alberta super
insulated NetZero
home - impressive! ...
Solar
shop doors for heat and light -- Update -- Fred's doors....
Greg's solar
air heating collector ...
New section on
extensive retrofits for home thermal efficiency ...
AutoBlogGreen - green car news ...
Vertigro - Oil from
algae ...
Compendium of
Solar Cookers ...
Scheffler concentrators update...
Ultimate solar cooker
...
CA green building
guide ...
Venture 100mpg 100mph
tilting car ..
WaterSense low water use
toilets ...
Update --
Sealing ducts -- no duct tape! ...
Pool heating in
Ottawa...
How tightly
must inside shutters fit to be effective?
Practical low drag motorcycles ..
March 2008
Energy storage
effic for cars comparison ...
UK zero carbon home
dsign ...
DIY pipe
coil pool heater ...
New Larsen Truss
material from Robert ...
"Think" electric cars
(updated)...
"SunCache" simple
solar water heater ...
Diesel-Hybrid
pickup? ...
PV life cycle pollution
study.
February 2008
Phantom
Loads interview with me ...
Good Dirt Radio ...
Solar Stock Tank update 2...
Hot
water recirc system
Update ...
Modified Larsen
Truss -- cost effective, super insulated ...
Updated to show EStar rating
Prototype Solar stock tank heater...
Experimental
- Optimal solar air collectors ...
Saskatchewan super insulated ...
Solar Stock Tank update ...
Modular efficient home
...
EV Album - 1400 EV conversions ..
EV of Washington DC -- good EV conversion site ...
NM PVC framed hoop
house...
Outdoor Wood Furnaces...
Rain water for toilet flushing
...
SW off-grid strawbale
with water catchment system ...
AZ rainwater collection
guide ...
Warm window
Thermal shades ...
Good, simple rainwater collection
book ...
More on the
Mooney wall ...
Half Plan in Mother Earth News...
Old Dutch windmill - great
pictures..
Small, efficient Arctic home ...
Ray's water catchment
livestock shelter ...
New Trickle Down Collector
design ...
WindStuffNow update ...
One hour
windmill ...
Jan, 2008
Solar powered
attic vent fan ...
Efficient hot
water recirculation ...
The quest for an R15
window shade
Hot water
recirculation system test
surprising results ...
Taiwan solar car
prototype ...
Water heating roof tile
...
Collector
buying guide ...
Unique passive
solar home design ...
Updated
Radiantec solar heating...
Experimental
twinwall collector ...
Jan 8, 2008
Doug's Solar
Projects ...
7 great new projects from Doug
Solar Greenhouse ...
Passive solar home
...
Slipform
construction ...
Solar water
heater - PV ...
Solar water
heater - passive ....
An educational
solar project for students ...
Unique design solar air heating
collector ...
Update on "Tiny Homes"
...
New Home Page and Getting Started
sections ...
Flagstaff solar
greenhouse ...
Owner built
strawbale house ...
Solar Fire concentrating collectors
The
Elec-Trak electric tractor series
Dec 9, 2007
Sun Chaser program for kids update
Heliostat -- light and heat on the dark side -->
Older yet New Content:
Gary Jan 12, 2008