Keyphrases
Northern Taiwan
100%
Particulate Matter 2.5 (PM2.5)
100%
Air Quality
100%
COVID-19 Pandemic
100%
COVID-19 Influence
100%
Local Pollution
50%
Long-range Transport
33%
Taiwan
25%
China
16%
PM2.5 Concentration
16%
Control Measures
16%
Infected Cases
16%
Positive Matrix Factorization
16%
Lockdown
16%
Organic Matter
8%
Decreasing Trend
8%
High Correlation
8%
Increasing Trends
8%
Source Identification
8%
Public-private
8%
Strong Impact
8%
Background Station
8%
Particle Formation
8%
Chemical Fingerprint
8%
Secondary Particles
8%
Secondary Ion
8%
Virus Infection
8%
Gasoline Vehicle
8%
Vehicle Emissions
8%
Source Pattern
8%
Meteorological Conditions
8%
Period-one
8%
Signature Identification
8%
COVID-19 Policy
8%
Strict Control
8%
Control Period
8%
Higher Secondary
8%
Transport Pollution
8%
Early Control
8%
PM2.5 Sources
8%
Transportation Pattern
8%
One China
8%
Vehicles Sources
8%
Chemical Source
8%
Earth and Planetary Sciences
Taiwan
100%
Particular Matter 2.5
100%
Air Quality
100%
Long Range Transport
26%
China
20%
Control Measure
20%
Positive Matrix Factorisation
13%
Organic Matter
6%
Traffic Emission
6%
Purity
6%
Agricultural and Biological Sciences
Purity
100%
Air Quality
100%