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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.
 
Anatomy of a Wind Turbine
Anatomy of a Wind Turbine
A closer look at how the parts and pieces of a typical wind turbine work together to produce electricity out of thin air.
 
Intro to Hydropower
Intro to Hydropower: Part 2: Measuring Head & Flow
Part 2. How to measure the two most important variables used in determining your site’s hydroelectric potential.
 
Solar Hot Water Simplified
Solar Hot Water Simplified
The basic components and system types for heating domestic water with the sun’'s energy.
 
Sun-Wise Design:
Sun-Wise Design: Avoiding Solar Design Blunders
There’s a lot more to a passive solar house than just a bunch of windows. For year-round comfort, avoid these common design faux-pas.
 
Biodiesel & Ethanol
Biodiesel & Ethanol: Sustainable Fuels for Your Car
Made from plants and grown by American farmers, biodiesel and ethanol are both ecologically balanced fuels that are already at — or coming to — a pump near you.
 
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.
 
Getting Off the Petroleum Grid with Biodiesel
Getting Off the Petroleum Grid with Biodiesel
Scott Durkee breaks down the greasy job of brewing biodiesel. Follow this recipe and you'll be able to set up a processor that works— and make quality fuel that smells like french fries!
 
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