How safe is super-concentrated marijuana?
Clip: 12/15/2016 | 8m 14s
There are unanswered questions about the impact of recreational marijuana on public health
Now legal in eight states, there are unanswered questions about the impact of recreational marijuana on public health. To maximize potency, pot can be purified for maximum THC, its psychoactive ingredient. But a lack of research and restrictions on these very high concentrations is raising concerns. Special correspondent John Ferrugia of Rocky Mountain PBS reports.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...
How safe is super-concentrated marijuana?
Clip: 12/15/2016 | 8m 14s
Now legal in eight states, there are unanswered questions about the impact of recreational marijuana on public health. To maximize potency, pot can be purified for maximum THC, its psychoactive ingredient. But a lack of research and restrictions on these very high concentrations is raising concerns. Special correspondent John Ferrugia of Rocky Mountain PBS reports.
Problems playing video? | Closed Captioning Feedback
Where to Watch PBS News Hour
PBS News Hour is available to stream on pbs.org and the PBS app.
Providing Support for PBS.org
Learn Moreabout PBS online sponsorship
Can Trump ‘build a wall’ between presidency and business?
Donald Trump postponed his news conference about his businesses until January. (9m 23s)
Did Putin have a hand in U.S. election disruption?
A CIA investigation reportedly found that Russia tried to sway U.S. election results. (4m 47s)
Did Putin have a hand in U.S. election disruption?
A CIA investigation reported that Russia tried to sway the U.S. election in Trump’s favor. (4m 47s)
How prediction market prophets bet on the wrong president
Why pollsters, pundits and prediction markets overwhelmingly predicted a Clinton victory. (8m 49s)
How this CEO invests in the dignity of others
Jacqueline Novogratz’s Brief But Spectacular take on the moral imagination. (3m 3s)
Will new tools help Facebook users get facts on fake news?
Social media platforms were criticized for not doing enough to dispute false information. (7m 9s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorship
New Episode- News and Public Affairs
Today's top journalists discuss Washington's current political events and public affairs.
- News and Public Affairs
FRONTLINE is investigative journalism that questions, explains and changes our world.
New Episode
New Episode
New Episode
New Episode
New Episode
New Episode
New Episode
New Episode
New Episode
Support for PBS provided by:
Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...