For decades, building material companies have shredded old newspapers to create cellulose insulation. But as newspapers have declined, the cellulose insulation industry has found itself in a bind ...

Buffalo-based CleanFiber takes used cardboard boxes and turns them into cellulose insulation that can be blown into the walls and attics of new and existing homes. As building products go ...

But as newspapers have declined, the cellulose insulation industry has found itself in a bind, chasing after dwindling supplies of raw material. As old newsprint has become harder to find, there’s ...