Spills in populated areas often spread out over a wide area, destroying crops and aquacultures through contamination of the groundwater and soils.. 
Àwọn apá títálé-ẹ̀mọ́ àti bùlàè wà ní ìpínlẹ̀ Yobe ní  agbègbè Sahel.ìtàn Chad Basin National Park wà níbi tí ìjọba àlẹ̀nu,  ìjọba kanem-Bornu, tí ó wà láàrín Sagus-an kẹsán sí Sáọń ọkàndínlógún tí ó sí wà lára ìpínlẹ̀ Borno ní Yó lólẹ̀-ẹ̀bu ṣgbẹ-ẹ̀ ṣṣẹ-à rere-ẹ̀ ṣgbẹ-ẹ̀sà jẹ́ apá kan ha ṣẹ̀ru-a ìdáni sí ní ilé tí ó to * òkm ní ó yẹ.. ní ọdún  .. 