Purdue University
Purdue University: Cannabis Sativa L.
This article on Cannabis sativa is organized into fourteen brief sections, each presenting factual information about the Cannabis Sativa plant. Here, read about its uses, as well as its chemical makeup, physical description, and...
Other
Partnership for a Drug Free America: Marijuana
Read brief responses to several questions concerning marijuana, its characteristics, it short-term and long-term effects, and its federal classification.
National Institute on Drug Abuse
Nida for Teens: Mind Over Matter: Marijuana
An article that contains information on marijuana. You can find out where it comes from and the details about its effects on the brain.