LEHNERT, Michal, Jan GELETIČ, Petr DOBROVOLNÝ and Martin JUREK. Temperature differences among local climate zones established by mobile measurements in two central European cities. Climate Research. Germany: Inter-Research Science Publisher, 2018, vol. 75, No 1, p. 53-64. ISSN 0936-577X. Available from: https://dx.doi.org/10.3354/cr01508.
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Basic information
Original name Temperature differences among local climate zones established by mobile measurements in two central European cities
Authors LEHNERT, Michal (203 Czech Republic, guarantor), Jan GELETIČ (203 Czech Republic, belonging to the institution), Petr DOBROVOLNÝ (203 Czech Republic, belonging to the institution) and Martin JUREK (203 Czech Republic).
Edition Climate Research, Germany, Inter-Research Science Publisher, 2018, 0936-577X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10510 Climatic research
Country of publisher Germany
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.984
RIV identification code RIV/00216224:14310/18:00102578
Organization unit Faculty of Science
Doi http://dx.doi.org/10.3354/cr01508
UT WoS 000431100900004
Keywords in English Local climate zone (LCZ); Mobile measurement; Air temperature; Analysis of variance; Urban climate
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Michal Petr, učo 65024. Changed: 23/4/2024 11:14.
Abstract
Air temperature in urban areas is strongly influenced by the properties of surface cover, material and structure, and by human activity. Stewart & Oke (2012) quantified these properties and used them to introduce the definition of local climate zones (LCZs). LCZs should ex press characteristic temperature regimes of local-scale areas, and are supposed to be generic; however, their link to characteristic temperatures needs to be established based on field measurements. We investigated the link between LCZs and temperature in the central European cities of Brno and Olomouc, which differ in topography, relief, urban morphology and city size. We delineated LCZs, applying a clearly defined algorithm that uses data on the physical properties of the environment. In the next step, we performed night-time mobile air temperature measurements, and examined the differences between and within the LCZs. The results show that during calm and clear weather, the order of LCZ temperature was LCZ 2 > 5 > 8 > 6 > 9 > A = D in Brno and LCZ 2 > 5 > 8 = 6 = 9 > B > D in Olomouc. Temperature differences between LCZs, as well as their significance, were more pronounced in the larger of the 2 cities (Brno). Similarly, intra-class temperature variability was generally higher in the larger city, which has a more complex topography. Overall, this study supports the general LCZ temperature patterns and thus the validity of the concept of LCZs.
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