The Potent Powder and ‘Narco-Subs’ Driving Cocaine’s Global Surge
Colombia grows more coca, drug labs process more powder and improved smuggling vessels traverse oceans, alarming antidrug officials worldwide.

Colombia grows more coca, drug labs process more powder and improved smuggling vessels traverse oceans, alarming antidrug officials worldwide.

MICAY CANYON, Colombia: One potent tributary in the surging cocaine pipeline begins in the mountains of Cauca province, where nearly every plot of arable land sprouts coca leaves.
On Cesar Rosero’s 10-acre spread, coca bushes in neat rows grow as tall as 6 feet. “We’re totally thankful for this plant,” the farmer said, as he walked through a field, sweeping his hand gently along bright-green leaves.