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Life

Cannabis legalisation launches living laboratory

The new laws in Colorado and Washington should provide a testing ground for health effects and for how people behave when drug laws are relaxed

By Debora Mackenzie, Jessica Griggs and Sara Reardon

14 November 2012

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Available to grow, sell or smoke

(Image: David McNew/Getty)

Editorial:Experimenting with drugs in the US

TWO states in the US are now more cannabis-friendly than many parts of Europe. Thanks to ballot initiatives passed by Colorado and Washington last week, people there now have legal access to as much recreational marijuana as they can grow, sell or smoke.

This is still illegal under US federal law, but if the states are left alone, the legalisation could launch a living experiment into how people behave when drug laws are relaxed, and into the public-health implications and the effect on the…

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