A new geophysical index



The statistics on geographic distribution of AGU membership in the United States (Eos, 63, 667, August 31, 1982) led me to the introduction of a new geophysical index, which I suggest be called the JGR Index (not after my own initials). It is defined as the number of AGU members per 100,000 inhabitants and measures the degree of interest in, and loyalty to, AGU of the population of a given state.

Using preliminary population data from the 1980 census, the following interesting order emerges:

Comment to DOI:10.1029/EO063i035p00659-01