Bangkok remained foggy on Thursday morning, with dust pollution exceeding the safety limit at eight air quality monitoring stations as activists gathered at the government's palace demanding action.

Protesters from environmental groups, including Greepeace Thailand, the BIOTHAIm Friend Zone and anti-climate change groups, marched from Wat Benjamabophit to Bangkok, according to the Bangkok Post on 23 January 2020. The Government Center's petition center to petition the government to pay more attention to resolving the dust crisis to protect people's health.

The level of the substance 2.5 mm or smaller in diameter (PM2.5) in the air was measured from 33-66 micrograms per cubic meter, the Bangkok bureau said. Safety standards set by the government 50 km2 / cm in eight areas of Bangkok.