Urine salts provide evidence of Early Neolithic animal management

(American Association for the Advancement of Science) A close examination of midden soil layers at the early Neolithic site of A??kl? Höyük in Turkey reveals that they are highly enriched in sodium, chlorine, and nitrate salts commonly found in human and goat and sheep urine, offering a distinct signal for following the management of those animals through the history of the site.

from EurekAlert! - Social and Behavioral Science http://bit.ly/2PgqCfe