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Making Sense
Making Sense: of Solar-Electric System Costs
What would it cost to power your home with solar energy? Use these simple guidelines to get your solar start today.
 
How Tall is Too Tall?
How Tall is Too Tall?: Maximizing the Return on Your Wind System
A slightly taller tower can often dramatically increase your wind system’s production. Brian and Brent do the math to show you how much.
 
Pipeline
Pipeline: Hydro-Electric Penstock Design
Maximize your microhydro system performance with sound pipeline practices.
 
Solar Water Heating Systems Buyer's Guide
Solar Water Heating Systems Buyer's Guide
Pick the perfect solar hot water system for your climate and site.
 
Basics to Building a Better Home
Basics to Building a Better Home
The proper control of air, heat, and moisture through the walls of a home are key to its efficiency and comfort.
 
Hybrids & Diesels Face Off for Fuel-Efficient Choices
Hybrids & Diesels Face Off for Fuel-Efficient Choices
Spinning your wheels trying to figure out what kind of fuel-efficient ride to buy? Here’'s how the top two options, — hybrids and diesels, — stack up.
 
Window Shopping
Window Shopping: Find the Right Match for Your Home
Installing the right high-performance windows can improve your home’s energy efficiency and resale value, and help reduce your utility bills.
 
Keep Cool
Keep Cool: Install a Solar Attic Fan
Step-by-step instructions for installing a solar-powered attic fan to reduce your summertime cooling bills.
 
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