stock potential and woody species diversity in Addis Ababa church forests along age gradientrnA study was conducted to investigate carbon stock and woody species diversity patterns in four government eras along church age gradient in Addis Ababa, Ethiopia. Eighteen churches were selected in a stratified random sampling. The strata were four government eras: Menelikɪɪ (ERA- A), Emperor Haile Selassie (ERA-B), Dergue regime (ERA- C) and Federal Democratic Republic of Ethiopia (ERA-D). All woody species were DBH ≥5cm measure DBH and height, and DBH