Renewable Energy

The best advice on energy efficiency, solar power, wind energy, living off the grid, and more.

Complete Biogas: Designing a Low-Cost, DIY, Biogas Digester for North America, Part 1

By David William House

There are two things that are true about biogas. The first is that biogas wants to happen. It wants to happen like plants want to grow, like fire wants to burn. And that force, that will to happen, has (at least) those two aspects: life, like the plants; and chemistry, like the fire.


Maine’s First Net-Zero Energy School Under Construction

Press Release

The new home for Friends School of Portland will be only the third school in the United States to achieve Passive House certification.


Complete Biogas: Temperature and Biogas, Part 2

By David William House

Did you know that you're going to have to make your digester either much larger or much warmer, if you expect to do practical biogas in the US? Well, here's that story...


Biogas at Home

By Warren Weisman

Renewable energy's ugly duckling comes of age.


-Advertisement-

How to Make Biogas in 5 Easy Steps

By Warren Weisman

This article does not get into home biogas gas yields or what biogas can be used for, but it is a basic introduction to the five necessary conditions for how to make biogas at home to get you started.


Complete Biogas: Temperature and Biogas

By David William House

Temperature is central to biogas production, and warmer is better. Much better. So if biogas is not a hot topic, it should be.


Taxpayers Save on Solar Energy With Green Businesses

By Seth Leitman

Sun Light and Power, a solar installation co signed a deal with SolED to offer Power Purchase Agreements (PPA) in the State of California. This will help public or government buildings get these deals and save tax monies.


Food Waste and Biogas, Part 3

By David William House

Summing up: How much food waste makes how much biogas to power what functions around the farmstead?