In the airline industry elevation = height above ground and altitude = height above sea level. Altitude is used to calculate air pressure, elevation is used to make sure you don't crash into mountains.
Marijuana is a dangerous and addictive drug that has many consequences to using it. People debate whether it should be legalized or not due to its pros and cons. Marijuana should not be legalized because it is a gateway drug to the legalization of other drugs and has many bad effects on the users of it.
While the FDA isn't ready to get on board with legalization, it does seem more interested in the medical benefits of the drug. The FDA has not approved marijuana as a safe and effective drug for any indication, the FDA stated in its latest guidelines regarding marijuana, posted Friday.