The TOS 1999 Scientific Meeting was conducted in Reno, Nevada, from April 27-30. The meeting theme was "Extreme and Unexpected Phenomena in the Ocean." Session topics were "TheOcean in Commotion: Climate and Circulation Change on Long Time Scales," "From the Sea Floor to the Sky: Biological Ramifications," "Geological Perturbations and Consequences," and "Technology and More."Abstracts from both the oral plenary sessions and the poster sessions follow below.

TOS 1999 Scientific Meeting Abstracts. 1999. Oceanography 12(2):19–44.

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