The University of Colorado at Â鶹ӰԺ's journal of Arctic, Antarctic, and Alpine Research has been ranked the No. 1 geography journal in the world for its impact and citation by the prestigious Institute of Scientific Information. The ranking is for the journal's 1999 publications, which are the latest rankings released by the Washington, D.C., based institute, according to CU-Â鶹ӰԺ's Kathleen Salzberg, managing editor of the journal.