Mitigating air pollution in Hanoi is a difficult task as pollutants are spread out in the air with no boundaries. Hanoi alone won’t be able to fulfill the task, scientists say.

The emission sources outside Hanoi make up two-thirds of PM2.5 fine dust concentrations in Hanoi, according to a survey released in October 2018 on quantifying pollution sources.

People have been advised to restrict outdoors exercise, close windows and doors, and wear protective masks to protect themselves from PM2.5 fine dust.

Hanoi parents are concerned about the notice that their children will not go to school on days of serious pollution.

Many areas in the Central Highlands city of Dalat are being polluted by a fire at a local rubbish dump site.

As air pollution has engulfed HCMC, the municipal Department of Transport is set to adopt multiple energy-efficient solutions in early 2020, including the launch of bike rental services, to reduce traffic congestion and air pollution.

Dust and smoke from production workshops in Hanoi and neighboring provinces are one of the reasons behind the serious air pollution in the capital city.

Hanoi People's Committee Chairman Nguyen Duc Chung signed Directive 19 on December 25 asking related agencies to quickly deal with air pollution and let pupils stay home on bad air days. 

Late on Saturday, the Ministry of Health, for the first time, released a list of 14 recommendations for coping with air pollution.

HCMC is mapping out a plan to control vehicle emissions on a trial basis from January 2020, aiming to terminate old transport vehicles to reduce air pollution in the city.

Hanoi mayor Nguyen Duc Chung has asked local bodies to bring back water trucks to wash the streets with a view to reducing air pollution nearly three years after their suspension, VnExpress reported.

Experts have accused coal-fired power plants of causing air pollution in Hanoi, noting that they are emitting fine dust during operations. But operators of such plants have rejected the claim, according to local media.

As air pollution in big cities passes far beyond acceptable limits, the interest in electric vehicles is rising. 

The Ministry of Natural Resources and Environment has been assigned to look for solutions for environmental problem especially air pollution.

Gas emissions from vehicles, exhaust from factories and industries and air pollutants from construction sites were identified as the three main causes of the deteriorating air quality in HCMC and Hanoi at an urgent meeting on air pollution yesterday.

Chairman of the Hanoi People’s Committee Nguyen Duc Chung has called for a range of measures to ease the current severe air pollution.

The image of honeycomb charcoal stoves is common on many streets in Hanoi, from big streets to narrow alleys. However, it is the "silent assassin" that pollutes the air and seriously affects human health.

The Ministry of Natural Resources and Environment has written to the Government Office and the relevant ministries and agencies, inviting them to a meeting to seek solutions to the air pollution in large cities, especially Hanoi and HCMC.

That is a question posed by experts in the context of the high air pollution concentration in Vietnam.

Residents in the capital city are showing their mounting concern about the poor quality of air that has hit the capital over the past few days.