Rammed earth sourced from, or near, the grounds of a proposed building site is attracting attention as an eco-friendly construction material Rammed earth sourced from, or near, the grounds of a proposed building site is attracting attention as an eco-friendly construction material F rom afar, the low-rise homestead perched in the Wiltshire countryside may look like any other rural outpost, but step closer and the texture of the walls reveal something distinct from the usual facade of cement,