Hanoi’s residents alarmed at indoor air pollution
Outdoor air pollution is considered a major factor leading to increased indoor air pollution in Hanoi.
10:27, 2019/12/13
Downtown city becomes vibrant during "Moscow Days in Hanoi"
A series of activities, as part of the “Moscow Days in Hanoi”, were held at the pedestrian zone around Hoan Kiem Lake on November 28 - December 1.