| LC control no. | sh 89004927 |
|---|---|
| LC classification | QC994.75 |
| Topical heading | Polar vortex |
| Variant(s) | Circumpolar whirl Polar cyclone Polar low Polar lows Vortex, Polar |
| See also | Lows (Meteorology)--Polar regions Tropospheric circulation--Polar regions |
| Found in | Work cat.: Polar and Arctic lows, 1989 (Polar lows) Alpha. list subj. heads. AMS (Polar lows) Meteorol. geoastrophys. abs. index, 1971 (Polar lows) Gloss. meteorol. (Polar vortex; also, Circumpolar whirl, polar cyclone, polar low) McGraw-Hill dict. sci. tech. (Polar vortex; also, circumpolar whirl, polar cyclone, polar low) Van Nostrand sci. encyc., 1989: p. 267 (Polar vortex) |
| Not found in | Random House; NASA; INSPEC; LC data base, 08/14/89; Encyc. atmos. sci. astrogeol. |
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