Dust, Paperback by Howey, Hugh, ISBN 0544838262, ISBN-13 9780544838260, Brand New, Free shipping in the US

<em><strong>Wool&#160;</strong></em><strong>introduced the world of the silo.&#160;</strong><em><strong>Shift</strong></em><strong>&#160;told the story of its creation.&#160;</strong><em><strong>Dust&#160;</strong></em><strong>will describe its downfall.</strong><br><br> The residents of Silo 18 have a new mayor and the chance of a new beginning. But just as they regain their footing, their gravest threat emerges: Silo 1, and the men who brought Earth into ruin. But power, politics, and the survival of the human race are complex. Could it be that the very people who destroyed the Earth are the ones who mean to save it?<br> &#160;