Roughly 15,000 people are hooked on the drug, but treatment options are few and rates of relapse are high.
30 May 2014 12:00 GMT | US & Canada, Laos, United States
Inside the people-smuggling rings specialising in getting refugees into Europe.
Refugees, Middle East, Syria's Civil War
Did a law lobbied for by Western consumers bring peace to miners in eastern Congo or did it instead cause problems?
War & Conflict, Africa, Democratic Republic of Congo
A look at China's ghost towns and the bad debt they represent. Plus, why the work gender gap is still prevalent.
Business & Economy, China, Gender
Al Jazeera investigates the shocking truth behind a deadly Israeli attack on a US naval vessel.
Israel, Politics, United States