to mug situated on colombia s southern border is a real test about a trade for the peace treaty. most of the countries cocaine hails from here. from a tub of smugglers have no difficulty shipping deliveries of the drug to neighboring ecuador or even further afield. us. to mark was in the region of to moscow is plagued with various problems with all of twenty two thousand hectares of land are used for coca cultivation is a harbor is used as a drug trafficking route to mexico and central america when i was the author it is a week and there s a substantial informal economy as a result of drug trafficking has taken over the region in a way not. just you know as we found in the barra trees and trafficking routes are
in force or. animal testing is a controversial practice some scientists believe there s an alternative. first of all let s get an overview of animal testing in germany in twenty sixteen nearly two million mines over ninety five thousand rabbits and almost seventeen thousand pigs were used in lab tests not to mention other animals. worldwide up to three hundred million animals end up in the barra trees each year but is this really necessary and how far can the tests apply to humans. this microscope slide contains human brain cell. research is led by martha life is trying to determine which substances can harm the brain.