Defining sustainable materials

Is it possible to improve the use of sustainable materials in the buildings and how, what could be the obstacles?

  1. the Price
  2. Don't know
  3. Money
  4. Both
  5. Yes. I could write a book about the obstacles. Financing it is probably the biggest
  6. Maybe but i don t really know because is not my job
  7. I don t know.
  8. I think more of the new design of the buildings shoudl puublished or promoted in public.
  9. n/a
  10. It is, if people will be more educated in the sustainability matter. The obstacles could be, that it is really difficult to change the habits of the humans.