1) Will there be reduced refuse production by our osciety if we can't find new landfills? (I said no because people are apathetic and will do what they've always done).

Question

2)Will the landscape be covered by pyramids if we can't find new landfills? (I said yes because new landfill pyramids will have to be constructed on the existing site).

Answer 1

Have you considered alternatives to landfills?

http://science.jrank.org/pages/3808/Landfill-Alternatives-landfills.html