Los países con mejor y peor calidad de aire

La empresa suiza IQAir publicó en su informe anual sobre contaminación ambiental el ranking que mide la calidad del aire en el mundo.

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Menciona a los países con peor calidad de aire, los mejores para vivir y cuáles fueron los que progresaron en la lista.

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Bangladesh y Nueva Delhi, en India, encabezaron la lista 2021 como los países con más contaminación en el aire. Esto se repitió en los últimos cuatro años y parece no tener una solución a corto plazo.

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“Tienen emisiones de vehículos, desechos industriales, generación de energía y congestión de biomasa. Esta combinación conduce a grandes cantidades de contaminación”, aseguró la directora de IQAir.

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En contraposición, los lugares menos contaminados del mundo, según el ránking, fueron Nueva Calcedonia y su capital Noumea, seguido por las Islas Vírgenes de los Estados Unidos y Puerto Rico.

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América Latina y el Caribe han enfrentado varios desafíos de calidad del aire a medida que las ciudades regionales crecen y las poblaciones urbanas se expanden. A pesar de todo esto, la región ha logrado algunos avances.

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Las concentraciones de PM2.5 cayeron en cuatro países de la región:

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Según la Organización Mundial de la Salud, la contaminación del aire provoca anualmente cerca de 4 millones de muertes en todo el mundo.

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