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The Confusing Science of Stoned Driving
"The trick, when it comes to marijuana and driving, involves determining what exactly "dangerously impaired" means."

Cannabis / Marijuana
"Marijuana is a green or gray mixture of dried shredded flowers and leaves of the hemp plant Cannabis sativa. Hashish consists of resinous secretions of the cannabis plant."

Smoke and Mirrors: Driving While High on Marijuana Doubles One's Chances of a Serious Car Crash
"Booze is behind an estimated 2.1 million car accidents each year in the U.S.-which cause almost 11,000 traffic fatalities annually."

DWI Versus DW-High
"Is it more dangerous to drive drunk or stoned?"

Determining if you're driving stoned: What police will look for
"When possession of small amounts of marijuana becomes legal in Washington in three days, there will be a DUI limit of five nanograms of THC that you can have in your blood."

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