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El experimento de la lanzadera de Hawái a Tahití fue un experimento
Science (New York, N.Y.)
|January 2, 1981
Resumen
El experimento del transbordador reveló que las corrientes oceánicas ecuatoriales cambian de posición e intensidad anualmente, mientras que la estructura térmica permanece estable. Esta investigación proporciona una base para el monitoreo de la dinámica del océano a través de simples observaciones térmicas y del nivel del mar.
Área de la Ciencia:
- Oceanografía La oceanografía es la oceanografía.
- Ciencias del clima Ciencias del clima Ciencias del clima
- La dinámica de fluidos es la dinámica de fluidos.
Sus antecedentes:
- El océano ecuatorial exhibe complejos patrones de circulación influenciados por el forzamiento atmosférico.
- Comprender estas dinámicas es crucial para modelar el clima y predecir los cambios oceánicos.
Objetivo del estudio:
- Para observar la estructura del océano ecuatorial y los cambios en la circulación.
- Estudiar las variaciones e interacciones de las principales corrientes ecuatoriales.
- Establecer una base científica para el monitoreo de las corrientes oceánicas utilizando la estructura térmica y los datos del nivel del mar.
Principales métodos:
- Realización del experimento del transbordador entre Hawai y Tahití (enero de 1979 - junio de 1980).
- Utilizando una serie de boyas para rastrear las corrientes.
- Analizar la estructura térmica y los datos del nivel del mar.
Principales resultados:
- La estructura térmica ecuatorial se mantuvo intacta durante el período de estudio.
- Las posiciones e intensidades de las corrientes oceánicas mostraron variaciones anuales significativas.
- El transporte de agua de la corriente subterránea ecuatorial fluctuó, con fuertes pulsaciones a corto plazo observadas.
- El flujo superficial ecuatorial demostró una fuerte respuesta a los vientos en períodos mensuales y más largos.
- Las boyas flotantes en la contracorriente ecuatorial experimentaron una dispersión mínima en largas distancias.
Conclusiones:
- Las variaciones anuales en las corrientes oceánicas ecuatoriales se deben principalmente a cambios en la posición y la intensidad, no a cambios estructurales.
- Las fluctuaciones de baja frecuencia en la contracorriente ecuatorial norte pueden ser efectivamente monitoreadas usando diferencias en el nivel del mar.
- El estudio valida la estructura térmica simple y las observaciones del nivel del mar para el monitoreo de la dinámica del océano ecuatorial.
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