Spatial and seasonal variations of PM_2.5mass and species during 2010 in Xi'an, China

Keyphrases

• China 100%
• SO42- 100%
• Seasonal Variation 100%
• OC-EC 100%
• Ammonium Ion 66%
• Total Carbon 66%
• Carbon-carbon 33%
• Rural Areas 33%
• Nitrate 33%
• Trace Elements 33%
• Chemical Species 33%
• Urban Areas 33%
• Fe-Zn 33%
• Mg2+ 33%
• Ca2+ 33%
• Organic Carbon 33%
• Coal Fire 33%
• National Ambient Air Quality Standards (NAAQS) 33%
• Soil Dust 33%
• Measurement Site 33%
• Ammonium 33%
• Measurement Period 33%
• Elemental Carbon 33%
• Seasonal Pattern 33%
• Mn-Fe 33%
• Decreasing Trend 33%
• Seasonal Distribution 33%
• Positive Matrix Factorization 33%
• Emissions from Fossil Fuel Combustion 33%
• Fine Particle Pollution 33%
• Water-soluble Inorganic Ions 33%
• Four Seasons 33%

Earth and Planetary Sciences

• Spatial Variation 100%
• China 100%
• Annual Variation 100%
• Ambient Air 50%
• Fuel Combustion 50%
• Trace Element 50%
• Quality Standard 50%
• Fossil Fuel 50%
• Emissions 50%
• Positive Matrix Factorisation 50%
• Organic Carbon 50%
• Air Quality 50%
• Chemical Element 50%

Agricultural and Biological Sciences

• Spring 100%
• National Ambient Air Quality Standards 50%
• Sulfate 50%
• Fossil Fuel 50%
• Inorganic Ion 50%