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La contaminación lumínica se está disparando

Fabio Falchi1,2, Salvador Bará1,3

  • 1Departamento de Física Aplicada, Universidade de Santiago de Compostela, Santiago de Compostela, Galicia, Spain.

Science (New York, N.Y.)
|January 19, 2023
PubMed
Resumen
Este resumen es generado por máquina.

Científicos ciudadanos documentaron un aumento significativo en la contaminación lumínica en los últimos diez años. Esta luz artificial de noche representa una amenaza creciente para los ecosistemas y la observación astronómica.

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Área de la Ciencia:

  • Ciencias del medio ambiente
  • La astronomía

Sus antecedentes:

  • La contaminación lumínica, definida como una luz artificial excesiva en la noche, es una preocupación ambiental mundial cada vez mayor.
  • Investigaciones anteriores han puesto de relieve los posibles impactos negativos en la vida silvestre, la salud humana y la investigación astronómica.

Objetivo del estudio:

  • Analizar las tendencias de la contaminación lumínica en la última década utilizando datos recopilados por científicos ciudadanos.
  • Para evaluar la extensión espacial y temporal del crecimiento de la luz artificial por la noche.

Principales métodos:

  • Utilizó un gran conjunto de datos de observaciones de contaminación lumínica obtenidas de científicos ciudadanos de todo el mundo.
  • Utilizó técnicas de análisis geoespacial para cuantificar los cambios en los niveles de contaminación lumínica durante un período de diez años.

Principales resultados:

  • El estudio revela un aumento estadísticamente significativo y generalizado de la contaminación lumínica en varias regiones.
  • El análisis indica una preocupante tendencia de crecimiento de la luz artificial durante la noche, que supera las estimaciones anteriores.

Conclusiones:

  • Los datos de ciencia ciudadana proporcionan una herramienta valiosa para monitorear los cambios ambientales globales como la contaminación lumínica.
  • La escalada observada en la contaminación lumínica requiere estrategias de mitigación urgentes para proteger los entornos nocturnos y preservar el cielo nocturno.