Along with the fear of more violence, some worry about the economic fallout of the arrest of Joaquin Guzman, whose operation pumped billions into Sinaloa state.
Rain forests around the world are rapidly disappearing due to illegal logging, the growth of palm oil plantations, the clearance for cattle ranching and other forms of commercial agriculture.
After months of tacit co-operation with rural vigilantes trying to drive out a cult-like drug cartel, the Mexican government has moved to permanently solve one of its toughest security problems with a plan to legalize the growing movement and bring it under the army’s control.
On January 1, Colorado made history by becoming the first American state where marijuana can be purchased for recreational purposes, and in which marijuana is regulated from the seed to the actual sale of product.
Legalization of drugs would end the gangland violence that has cost tens of thousands of lives in Mexico, former President Vicente Fox said, blaming successor Felipe Calderon for the carnage.
Gunmen ambushed and killed one of Mexico's highest ranking navy officials and the officer escorting him Sunday in the rough western state of Michoacan, authorities said.