Effect of environmental factors on air ion concentration

Andris Skromulis, Juris Breidaks

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The paper discusses and analyzes the effect of environmental factors on ion concentrations in urban air. Statistically mathematical method was used to analyze the measurements of air ion concentration collected in a period of several months, with ion size ranging from 0.75 to 36.6 nm. As environmental factors related to air ions, the following chemical and physical parameters of the atmospheric air were analyzed: CO, NO, NO2, NOx, SO2, O3, PM10, PM2.5, temperature, relative humidity, wind speed and direction. When analyzing data in this combination, there is often a problem of multicollinearity between air chemical and physical parameters. This paper addresses this problem by using the component regression. Regression equations were elaborated to understand the dependence of concentrations of various classes of positive and negative air ions on chemical and physical parameters of the air.

Original languageEnglish
Title of host publicationEnvironment. Technology. Resources
Subtitle of host publicationProceedings of the 10th International Scientific and Practical Conference. June 18-20, 2015
Place of PublicationRezekne
PublisherRezekne Higher Education Institution
Pages274-279
Number of pages6
Volume2
ISBN (Electronic)9789984441726
DOIs
Publication statusPublished - 2015
Externally publishedYes
Event10th International Scientific and Practical Conference on Environment, Technology and Resources - Rezekne, Latvia
Duration: 18 Jun 201520 Jun 2015
Conference number: 10

Publication series

NameVide. Tehnologija. Resursi - Environment, Technology, Resources
ISSN (Print)1691-5402

Conference

Conference10th International Scientific and Practical Conference on Environment, Technology and Resources
Country/TerritoryLatvia
CityRezekne
Period18/06/1520/06/15
OtherX Starptautiskā zinātniski praktiskā konference "Vide. Tehnoloģija. Resursi"

Keywords*

  • Air ions
  • Air pollution
  • Multicollinearity
  • Multivariate regression
  • Principal Component Regression (PCR)

Field of Science*

  • 1.6 Biological sciences
  • 2.8 Environmental biotechnology

Publication Type*

  • 3.1. Articles or chapters in proceedings/scientific books indexed in Web of Science and/or Scopus database

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