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? H ö y ü k 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.
Source: EurekAlert! - Biology - Category: Biology Source Type: news