Health
Cannabis doubles the risk of fatal crashes
A French study of over 10,000 fatal motoring accidents reveals the risks of drug-driving, but drink driving remains considerably more dangerous
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A French study of over 10,000 fatal motoring accidents reveals the risks of drug-driving, but drink driving remains considerably more dangerous
Grizzly bears' reluctance to cross roads in the northern US and southern Canada is putting their populations at risk as a result of genetic isolation