PABACC: The Genesis (or the Aftermath)

The Post-Apocalyptic Build A City Challenge

For miles around, the land has been scarred by an idiopathic series of massive tornadoes that had whipped up all that was once precious to the denizens of Ramsend River Valley, leaving behind a bleak, desert wasteland. What once was a flourishing little suburb in a town of greenery and fauna is now a desolate landscape of debris and sand. 
With only a few handful of survivors left in the aftermath, can they ever hope to rebuild Ramsend River Valley to its former glory?