"The Earth has flooded. The only signs of humankind are the waterlogged structures they left behind. Peeking out from the deluge are the remnants of a zoo, home to rare and endangered animals, survivors of long neglect. Tender-hearted NOA is a construction robot who's found new purpose as the caretaker of the zoo's beleaguered inhabitants. NOA builds an ark from the wreckage in search of new land ... Aaron Becker delivers a timely and concrete message about the rewards of caring in even the most difficult of times"--Publisher.