that results
in physical, mental, emotional, or behavioral impairment in an individual.

Hallucinogens are drugs that affect sensation, thinking, self-awareness, and
emotion.

Hallucinogens include LSD (acid, microdot), mescaline and peyote (mexc,
buttons, cactus), amphetamine variants (PMA, STP, DOB), phencyclidine (PCP,
angel dust, hog), phencyclidine analogues (PCE, PCPy, TCP), and others
(psilocybin, psilocyn).

Hashish is the resinous exudate of the cannabis or hemp plant (Cannabis
sativa).

Heroin is a semisynthetic derivative of morphine.

Marijuana is the dried leaves of the cannabis or hemp plant (Cannabis sativa).

Narcotics are drugs that relieve pain, often induce sleep, and refer to opium,
opium derivatives, and synthetic substitutes. Natural narcotics include opium
(paregoric, parepectolin), morphine (MS-Contin, Roxanol), codeine (Tylenol
w/codeine, Empirin w/codeine, Robitussan A-C), and thebaine. Semisynthetic
narcotics include heroin (horse, smack), and hydromorphone (Dilaudid).
Synthetic narcotics include meperidine or Pethidine (Demerol, Mepergan),
methadone (Dolophine, Methadose), and others (Darvon, Lomotil).

Opium is the milky exudate of the incised, unripe seedpod of the opium poppy.

Opium poppy (Papaver somniferum) is the source for many natural and
semisynthetic narcotics.

Poppy straw concentrate is the alkaloid derived from the mature dried opium
poppy.

Qat (kat, khat) is a stimulant from the buds or leaves of Catha edulis that
is chewed or drunk as tea.

Stimulants are drugs that relieve mild depression, increase energy and
activity, and include cocaine (coke, snow, crack), amphetamines (Desoxyn,
Dexedrine), phenmetrazine (Preludin), methylphenidate (Ritalin), and others
(Cylert, Sanorex, Tenuate).

Infant mortality rate: The number of deaths to infants under one year old in
a given year per l,000 live births occurring in the same year.

Land use: Human use of the land surface is categorized as arable land - land
cultivated for crops that are replanted after each harvest (wheat, maize,
rice); permanent crops - land cultivated for crops that are not replanted
after each harvest (citrus, coffee, rubber); meadows and pastures - land
permanently used for herbaceous forage crops; forest and woodland - land
under dense or open stands of trees; and other - any land type not specifi-
cally mentioned above (urban areas, roads, desert). The percentage figure for
irrigated land refers