Automatic moisture sensing Watering systems
A sustainable agriculture will probably still need some watering. If you’re going to do that then basing it on the actual moisture levels in your soil will save water and …
Digital Architecture, Wikihouse, Brikawood
https://wikihouse.cc/ http://www.brikawood-ecologie.fr/wall-kit/
Autonomous boats musing
I’ve been musing about international trade recently. I know some of the people involved in the excellent New dawn traders and the fair trade by sail movement. I like Rum …