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 keep your plants happier So this how-to is on the to-do list

https://wikihouse.cc/ http://www.brikawood-ecologie.fr/wall-kit/

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 and coffee and the more ethical ways to obtain it the better.   I’m also a bit of a geek, and aware of how time-consuming…Continue reading Autonomous boats musing