¿Verano sin hielo en el Ártico?

La cantidad de hielo marino que sobrevive al verano ártico disminuyó un 13% por década desde finales de 1970.

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Las proyecciones muestran que la región podría experimentar su primer verano sin hielo para 2040.

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Esto altera los intercambios de calor y humedad entre el océano y la atmósfera; y contribuye a la amplificación del Ártico.

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El rápido derretimiento no sólo es perjudicial para las ciudades costeras circundantes y las pequeñas naciones insulares; también puede tener impacto duradero en los patrones climáticos globales.

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Los científicos revelaron que la magnitud y el patrón de la pérdida de hielo marino en el Ártico pueden influir directamente en El Niño.

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El Niño es un fenómeno de origen climático relacionado con el calentamiento del Pacífico oriental ecuatorial.

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Esta corriente es un patrón climático complejo que ocurre cuando el agua superficial en el Océano Pacífico central y oriental se vuelve más cálida que el promedio y los vientos del este soplan más débiles.

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