Interesting. One solution to cut down on concrete would be to start using hempcrete for houses and smaller buildings. Not sure it's practicality for larger structures but it's a start.
http://www.hempcrete.ca/
Interesting. One solution to cut down on concrete would be to start using hempcrete for houses and smaller buildings. Not sure it's practicality for larger structures but it's a start.
http://www.hempcrete.ca/
RE: DEAR FRIENDS, WE ARE RUNNING OUT OF SAND!