Dynamos from the 1880s

January 19, 2009 by kris de decker Filed Under: Engines & Motors

Dynamo

A gallery of illustrations.

Tools and ideas

January 18, 2009 by kris de decker Filed Under: Books & Reference

Whole Earth Catalog (1968-1988).

Cleantech

January 15, 2009 by kris de decker Filed Under: Ecotech Myths, Solar

An overview of hazardous materials used in solar PV cell production. Via Treehugger.

Older mixed links

January 14, 2009 by kris de decker Filed Under: Travel, Wind Power

No Tech Magazine hosts all mixed links and updates from Low-tech Magazine. All earlier mixed links and updates can be found here, here and here.