Refile: Colombia: the struggle to kick the cocaine habit The United Nations on Thursday reported that the land used to cultivate coca leaves in Colombia -- the raw ingredient used to make cocaine -- has fallen by one quarter since 2001. We are refiling the following related report shot in 2012 for illustration purposes. Colombia is the world's biggest cocaine producer and for many families, including a whole generation of youngsters, coca production and cocaine processing is the only way to make a living in a desperately poor country. A natural sound AFPTV report.