A dataset on coca bush, opium poppy, and cannabis cultivation locations throughout the world.
Buhaug, Halvard & Päivi Lujala 2005. Accounting for Scale: Measuring Geography in Quantitative Studies of Civil War. Political Geography 24: 399-418.
Current version:
Updated: 1 Jan 2005
Range: 1946 - 2004
Units: Year, Location
Coverage: Global
Formats: Shapefile