Colombian authorities call for end to glyphosate aerial spraying of coca crops

Herbicide is used in US-funded efforts against cocaine production but World Health Organisation has deemed it a probable carcinogen Colombia's health ministry is recommending the immediate suspension of aerial spraying of glyphosate - a herbicide that is the cornerstone of US-financed efforts to wipe out cocaine crops. The ministry on Monday made its decision after the World Health Organisation's research arm said last month that glyphosate - originally sold as Roundup - was probably carcinogeni...