April 1989	VOLUME 14	NUMBER 2	IJOEDY	(ISSN 0364-9059)

 SPECIAL ISSUE ON Arctic ocean science

NONTECHNICAL CONTENT
		Front cover and table of contents
		Back cover
INTRODUCTION
Warren W. Denner		Introduction		125
INVITED PAPERS
Frank Carsey		Review and Status of Remote Sensing of Sea Ice		127
Jeffrey D. Hawkins and Matthew Lybanon		GEOSAT Altimeter Sea-Ice Mapping		139
Dale P. Winebrenner, Leung Tsang, Boheng Wen, and Richard West		Sea-Ice Characterization Measurements Needed for Testing of Microwave Remote Sensing Models		149
Roger Duckworth and Peter H. Westermann		Stress and strain instruments developed for field measurements of ice		159
Philippe De Heering		An impact sound source useful for Arctic remote sensing		166
James H. Morison		Physical oceanography instrumentation for the polar regions: A review		173
Thomas O. Manley, Jean-Claude Gascard, and W. Brechner Owens		The Polar Floats Program		186
Douglas C. Echert, James H. Morison, Gary B. White, and Edward W. Geller		The autonomous ocean profiler: A current-driven oceanographic sensor platform		195
Miles G. McPhee		A rigid, cable-lowered instrument frame for measuring turbulence and internal waves in the Arctic		203
H. Tüg		Position measurements with radiosondes		208
LaVerne E. Horsley		Modification and deployment techniques for hand-deployed Arctic long-life sonobuoys		211