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Los riesgos de la liberación de aguas residuales radiactivas

Jim Smith¹, Nigel Marks², Tony Irwin³

¹University of Portsmouth, Portsmouth, UK.

Science (New York, N.Y.)

|October 5, 2023

Resumen

La planta nuclear de Fukushima Daiichi

Área de la Ciencia:

Ciencias del medio ambiente
Seguridad nuclear
La oceanografía

Sus antecedentes:

La planta nuclear de Fukushima Daiichi sufrió un grave accidente en el año 2011.
Las aguas residuales tratadas de la planta requieren una liberación controlada al medio ambiente.

Objetivo del estudio:

Evaluar el impacto potencial de la liberación de aguas residuales tratadas de la central nuclear de Fukushima Daiichi en la salud humana y los ecosistemas marinos.
Proporcionar una evaluación científica de la seguridad de la descarga planificada de aguas residuales.

Principales métodos:

Evaluación radiológica de las aguas residuales tratadas
Modelado ambiental para predecir la dispersión de radionucleidos en el océano.
Evaluación del riesgo para la salud humana basada en las posibles vías de exposición.
Evaluación del riesgo ecológico para los organismos marinos.

Principales resultados:

La concentración de radionúclidos en el agua liberada será significativamente inferior a los límites reglamentarios.
Los modelos oceanográficos predicen una dispersión y una dilución mínimas de los contaminantes.
Las dosis de radiación calculadas para el público y la biota marina están muy por debajo de las normas de seguridad establecidas.
No se prevé ningún efecto adverso sobre el medio ambiente o la salud.

Conclusiones:

La liberación controlada de aguas residuales tratadas de Fukushima Daiichi se considera segura para las personas y el océano.
El plan de descarga se ajusta a las directrices y normas internacionales de seguridad.
Los programas de seguimiento garantizarán la seguridad y la protección del medio ambiente.

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