power point presention on the abuse of drugs in the north of england

i need information and a structure to enable me to do a fifteen minute power point presentition on drug abuse in the north of england including points such as

is drug abuse more prominent in the north of england than the other areas of england.

why and when does drug abuse start.

what health policies are in use to treat and prevent the occurance of drug abuse in different areas of the uk.

what drugs are the most used and where in the uk.
With particular reference to the abuse of retolin in northen schools( a drug used to treat ADH)

effects of such drugs in relation to health

the connection between social class and drug abuse

the connection between area of schools and home with drug abuse
Statistics and figure should be included

thanks