Our Blog | Renewable Energy

What if There Was No Petroleum? A Thought Experiment

by: EJ on 09/15/2017

In this excerpt from The Retro Future: Looking to the Past to Reinvent the Future, author John Michael Greer invites us to participate in a thought experiment.  What if petroleum deposits had never happened?  What would our world look like now? 

A Road Not Yet Traveled

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Understanding the Sun and Solar Energy

by: EJ on 06/28/2017

With solar employing more people in US electricity generation than oil, coal and gas combined, we thought that for today’s blog post we would take a page form Dan Chiras’ book Power from the Sun-2nd Edition: A Practical Guide to Small-Scale Solar Production and found out how do we generate power from the sun and can it really meet all our …

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Flagging as an Indication of Wind Speed - Selecting a site for your Wind Turbine

by: Sara on 06/05/2017

Today's post is an excerpt from Power from the Wind: A Practical Guide to Small-scale Energy Production - Revised 2nd Edition by Dan Chiras. In it he describes flagging and the Griggs-Putnam Index of Deformity and there use in wind site assessment. 

Mike Bergey states that a stand-alone (off-grid) wind energy system makes sense if you’re in an …

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Win Two Tickets to the Mother Earth News Fair in Asheville May 6-7

by: Sara on 04/20/2017

We are giving away two weekend passes to the Mother Earth News Fair in Asheville, NC, May 6-7th and a book of your choice from one of our authors speaking at the fair!

Simply post in the comment section about why you would like to attend and you will be entered to win!

Draw takes place May 1st. 

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Jeep Versus Tesla, Which Car is Best for the Future?

by: EJ on 03/15/2017

Today's post is an excerpt from Dmitry Orlov's book, Shrinking the Technosphere: Getting a Grip on the Technologies that Limit our Autonomy, Self-Sufficiency and Freedom. The author poses a thought exercise that demonstrates how to apply his harm/benefit assessment to existing technology.

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