Marijuana’s PR problem a factor in declining usage among young Australians: UQ study

Megan Weier is a PhD candidate at the University of Queensland's School of Psychology. She recently took the lead in researching drug use among young Australians across a 16-year period, from 1998 to 2013. Every three years, 14-to-25-year-olds were surveyed to find out their usage rates of the common illicit drugs. This data revealed that cannabis use has been in steady decline: