June 01, 1993
Arizona Water Resources
,
Joe Gelt ed.
2 vol.
,
no. 4
,
12 pp.
,
Water Resources Research Center
,
Tucson, AZ
News stories tend to occur in clusters, with several stories about a particular topic suddenly appearing. For example, a number of news stories about fish recently surfaced. With six or seven at last count, the fish stories are running in a school.