Accurately measuring oil production in low-governance contexts is an important task. Many terrorist organizations and insurgencies-including the Islamic State group, also known as ISIL/ISIS or Daesh-tap oil as a revenue source. Understanding spatial and temporal variation in production in their...

Accurately measuring oil production in low-governance contexts is an important task. Many terrorist organizations and insurgencies -- including the Islamic State group, also known as ISIL/ISIS or Daesh -- tap oil as a revenue source. Understanding spatial and temporal variation in production in...

Accurately measuring oil production in low-governance contexts is an important task. Many terrorist organizations and insurgencies -- including the Islamic State group, also known as ISIL/ISIS or Daesh -- tap oil as a revenue source. Understanding spatial and temporal variation in production in...

As the world's most traded commodity, oil production is typically well monitored and analyzed. It also has established links to geopolitics, international relations, and security. Despite this attention, the illicit production, refining, and trade of oil and derivative products occur all over...