Study on the Precursor Signal Capturing of Unfavorable Weather: Months/Years in Advance to Ultra-Early Forecast for Hourly Transient Weather Changes during the Beijing Winter Olympics

Table 2

List of studies on the relationship between air pollutions and boundary layers in recent years.

Abbreviation	Meaning of abbreviations	References
PBL	Planetary boundary layer	[14, 15]
ABL	Atmospheric boundary layer	[16]
SL	Superadiabatic layer	[17]
ML	Mixed layer	[13]
CIL	Capping inversion layer	[16]
CBL	Convective boundary layer	[18]
RML	Residual mixed layer	[19, 20]