John Polk wrote:Great resources. Thanks for posting.
I could not find the link https://www.engineeringforchange.org
I think that the three dots following the .org are messing up the link.
Appropedia is for collaborative solutions
in sustainability, appropriate technology, poverty reduction, and permaculture.
r ranson wrote:I'm quite fond of Appropedia
It's a wiki site, so anyone can add to it, full of all sorts of useful gadgets and information.