For years I've considered what could be done with all of the waste plastic our industry produces.
My company used a lot of plastic and most of it ended up in the project or shop dumpster.
Here's a great story - perhaps a reality based answer-
Conversion of waste plastic to oil for $10 a barrel
PDCA is a member of USGBC. I got this today in my USGBC email - Check it out
Cool!
Brandt