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Descriptor English: Without translation
Descriptor Spanish: Without translation
Descriptor Portuguese: Without translation
Descriptor French: Without translation
Tree number(s): SP8.473.654.517.347
Scope note: 1. Geological phenomenon similar to pyroclastic flows but lower in density. 2. Ascension of subsurface layers of water produced by currents and/or atmospheric phenomena. This phenomenon often carries a large quantity of nutrients to the sea surface. (Free translation from the original: Material IV - Glosario de Protección Civil, OPS, 1992)
DeCS ID: 34969
Unique ID: DDCS034969
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