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Choose the Right Site -
Choose the Right Site - To Maximize Your Solar Investment
The Solar Pathfinder makes siting your solar-electric modules and solar hot water collectors a snap.
 
Tools of the Wind-Electric Trade
Tools of the Wind-Electric Trade
The tools you need for a successful wind-electric installation.
 
Intro to Hydropower
Intro to Hydropower: Part 3: Power, Efficiency, Transmission & Equipment Selection
Part 3. How to calculate available power, maximize efficiency, and choose the right equipment for your hydro-electric system.
 
Designing a PV-Powered Drainback Solar Hot Water System
Designing a PV-Powered Drainback Solar Hot Water System
A drainback solar hot water system is an elegant, freeze-tolerant solution that really shines when you solar power the pump!
 
From the Ground Up
From the Ground Up: A Primer for Natural House Building
Low tech is the new high tech. This primer introduces the materials and techniques of energy efficient, natural house building.
 
Biofuels
Biofuels: Revolution or Ruse?
Can plant-based fuels like biodiesel and ethanol foster a cleaner, greener transportation future?
 
Efficiency Pays
Efficiency Pays: Small Changes Equal Big Savings
Save energy and money with these simple, inexpensive home efficiency measures.
 
Wire Stripping Simplified
Wire Stripping Simplified
The right tools and techniques to safely strip all kinds of wire for your next renewable energy project.
 
 
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