Asian palm civet digestive juices enter into the beans and modify the micro-structural properties of these beans. Proteolytic enzymes cause substantial breakdown of storage proteins. Kopi Luwak is traditionally made from the faeces of wild civets, however, due to it becoming a trendy drink, civets are being increasingly captured from the wild and fed coffee beans to mass-produce this blend. Many of these civets are housed in battery cage systems which have been criticised on animal welfare grounds. The impact of the demand for this fashionable coffee on wild palm civet populations is yet unknown but may constitute a significant threat. In Indonesia,
Ugolnye Kopi facilities for those working in or administering the nearby mines, hence the name, and later to provide the same services to those working in the air industry at the local airport. Within the framework of administrative divisions, Ugolnye Kopi is directly subordinated to Anadyrsky District. As a municipal division, the urban-type settlement of Ugolnye Kopi is incorporated within Anadyrsky Municipal District as Ugolnye Kopi Urban Settlement. Ugolnye Kopi is located on the road between the Ugolny Airport and Shakhtyorsky. Unlike a large number of localities in the region, Ugolnye Kopi's demographics is mainly Caucasian. The Red Cross reports that only