Water from air 7 Replies

Lucas recently wrote: Now we only need a way to make water from air humidity. Using sun and wind and deep sea water and local or not so local physical resources. I don't care so much about local a...

Started by Sepp. Last reply by Mark Montgomery 1 day ago.

Charcoal-enriched soils for farming abundance 2 Replies

http://planetsave.com/blog/2008/04/11/a-3000-year- practice holds promise for several reasons: Soil need only be fertilized once with this method and the effect lasts for hundreds to thousands of ...

Started by Vinay Gupta. Last reply by Fabio Barone Aug 18.

Solar Turbine 16 Replies

Friends, Please look at an update on the Solar Turbine and Factor e Farm update. We're at a critical decision fork where we are trying to figure out a proven heat engine, running on steam, for our...

Started by Marcin Jakubowski. Last reply by George Le Poi Aug 13.

International Development Design Summit 4 Replies

I went to the reception for the International Development Design Summit at MIT on Wednesday, August 6. It is the second year for this project which brings together people from all over the world to...

Tagged: health, building, communications, hydroelectricity, power

Started by gmoke. Last reply by gmoke Aug 12.

Open Source Solar Turbine 8 Replies

Here is an update on the solar turbine: (from http://openfarmtech.org/weblog/?p=279) Open Source Solar Turbine Convergence We are preparing for several guests here in mid August to build the ope...

Started by Marcin Jakubowski. Last reply by Smári McCarthy Aug 12.