Surgical and cloth masks are largely inefficient while N95 masks, which are more expensive, must be worn correctly and changed periodically.
Environment ministry officials will bring up the haze problem at a two-day meeting in Brunei.
Tasmania's beautiful Cape Grim peninsula is an unlikely reference point when it comes to the global standard for clean air.
Authorities have seeded clouds to provoke rain, sprayed overpasses with water to catch micro-pollutants, and even urged people not to burn incense ahead of Chinese New Year.
Levels of PM 2.5, tiny particulate matter that can reach deep into the lungs and cause major health problems, were above 400 in most parts of the capital, and in some places soared above 600.
New Delhi has long struggled to pull together the type of coordinated national approach that’s helped Beijing reduce pollution.
If adopted, it could slow China's outright crude oil demand growth, which has been a key global price driver and revenue safeguard for the petroleum industry.
Regulators are aiming to announce a decision before winter to combine oil and gas pipeline assets owned by China's three state energy giants under a new national operator.
Poland aims to have one million electric cars on its roads by 2025 and also intends to set up offshore wind farms.
China faces about 1.6 million premature deaths a year as a result of air pollution.
Concentrations of PM2.5 climbed to 80 micrograms per cubic metre in the Beijing-Tianjin-Hebei region last month.
All matters touching on the monarchy are highly sensitive in Thailand, a country where kings have been worshipped as near dieties and are protected by one of the world's harshest royal defamation laws.
The Shanghai Securities News said the notice also included measures to shut or reduce output at a selected number of plants in the region.
Jiangsu Governor Wu Zhenglong said that higher standards and stricter strategies would be implemented to reduce the amount of smog in the province.
Russian President Vladimir Putin cited the city of Krasnoyarsk as an example of why Russia needs to prioritize improving the environment.
Poland's coal industry has brought the country economic prosperity, but also severely damaged its air quality.
There is more smog over Hong Kong's skies now than there has been in a long time.
This includes a greenhouse to produce clean air and a generator that converts captured carbon and other fine particles into ink pigment and paints.
The Chinese capital is set to record its biggest improvement in air quality in at least nine years, with a nearly 20% change for the better this year.
The cannon is intended to reduce smog over New Delhi's skies, but has been criticized for its lack of long-term practicality.
The Chinese government has criticized some cities in the north of China for their poor air quality.
The provincial leaders of New Delhi and neighboring Haryana states, after exchanging barbs on Twitter for days, agreed on Wednesday on measures to control the smog - in 2018.
Obvious suspects include unchecked industrial emissions, millions of poorly maintained vehicles, and a complete lack of waste management, with tonnes of rubbish often burned in the streets.
Harsh Vardhan said "routine precautions" were all that were needed to cope with levels of dangerous pollutants in the air that have exceeded World Health Organization safety guidelines many times over every day for the past week.
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