Lorenz Harr

Ph. D. Student

Subject: Low-cost PM-measurements in urban areas
Institute of Geography
Room 02-261
Phone: + 49 6131 39 29 803
E-mail: L.Harr@geo.uni-mainz.de

Consultation hours: upon agreement


Biographical data

  • Since 06/2018 Research Assistant , Department of Geography, Climatology and Didaktik Units, Johannes Gutenberg University, Mainz
  • 05/2018 - Master of Science/ Master of Education - Thesis: "Ecological disturbance factor Tirpitz? Impact of smoke screens on the growth of trees at the Kåfjord (Norway)"
  • 03/2016 - Bachelor of Science - Thesis: " Entwicklung eines Visualisierungstools für das mikroskalige Klimamodell MUKLIMO_3 des Deutschen Wetterdienstes"
  • 10/2015 - 05/2018 Studies of climate and environmental change (M.Sc.), Johannes Gutenberg University, Mainz
  • 10/2014 – 04/2019 Studies in Mathematics and Geography (M. Ed.), Johannes Gutenberg University, Mainz
  • 04/2014 - Bachelor of Education - Thesis: " Macht in der Systemtheorie. Anmerkungen zur Universalität von Luhmanns Machtbegriff“
  • 10/2012 – 10/2015 Studies in Geography (B. Sc.), Johannnes Gutenberg University, Mainz
  • 10/2009 - 09/2014 Studies in Mathematics and Geography (B.Ed.), Johannes Gutenberg University, Mainz


Research Interests

  • Urban Climate
  • high spatiotemporal Air Quality Measurements
  • Low cost sensing



  • Preis Gutenberg Lehrkolleg – Award for outstanding thesis in the department of geography 2019




Harr L, Sinsel T, Simon H, Konter O, Dreiseitl D, Schulz P, Esper J (in review) PM2.5 exposure differences between children and adults. Urban Climate.


Harr L, Esper J, Kirchhefer AJ, Hartl C (2021) Growth response of Betula pubescens Ehrh. to varying disturbance factors in northern Norway. Trees – Structure and Function 35, 421–431, doi: 10.1007/s00468-020-02043-1. (Harr_2020_Trees.pdf)


Hartl C, St. George S, Konter O, Harr L, Scholz D, Kirchhefer A, Esper J (2019) Warfare dendrochronology and the German super battleship Tirpitz’s deployment in Norway. Anthropocene 27, 100212. doi: 10.1016/j.ancene.2019.100212. (Hartl_2019_Anthropocene.pdf) (Hartl_2019_Anthropocene_SOM.pdf)



Summer 2021:

  • M5/M2ED: Scientific Work