sentences:  Rivers include the Zarima, a tributary of the Tekezé.Due to its inaccessibility and the lack of the most basic infrastructure, in 1999 the Regional government classified Addi Arkay as one of its 47 drought prone and food insecure woredas.Based on the 2007 national census conducted by the Central Statistical Agency of Ethiopia (CSA), this woreda has a total population of 93,763, a decrease of 12.36% from the 1994 census, of whom 47,907 are men and 45,856 women; 10,391 or 11.08% are urban inhabitants.