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25 янв 1987 г. - La Comisión Mundial de Medio Ambiente y Desarrollo publica el Reporte Brutland, donde se enfatiza el concepto de sustentabilidad
Добавлено на ленту времени:
Historia de la Sostenibilidad
By
Andrés Calva
6 окт 2017
0
0
622
Дата:
25 янв 1987 г.
Сейчас
~ 38 г назад
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