[Obama_Is_Sabotaging_America]

"5 million tons is less than 2 square miles, assuming a depth of a yard."

Not if it's all Styrofoam.

[wideawake]

Not if it's all Styrofoam.

Not in that hypothetical.

The article characterizes it as building materials - much of which is denser than the topsoil I was using as a benchmark.