In the article they claim that 56% of Colorado high school students tested positive for marijuana.
Marijuana use has actually dropped among Colorado teens it's lower then the national average. In 2015 21.5% of Colorado teens surveyed said they used marijuana.
http://www.denverpost.com/2016/06/20/marijuana-use-colorado-teens-marijuana-no-increase/
Marijuana use has actually dropped among Colorado teens it's lower then the national average. In 2015 21.5% of Colorado teens surveyed said they used marijuana.
http://www.denverpost.com/2016/06/20/marijuana-use-colorado-teens-marijuana-no-increase/
