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Table 1 Site characteristics and instrumentation details for the study sites

From: Comparative assessment of net CO2 exchange across an urbanization gradient in Korea based on eddy covariance measurements

  EunPyeong (HU) Ochang (SU) Boseong (CP) Jeju (SF)
Location
 Latitude (°N) 37.6350 36.7197 34.7607 33.3177
 Longitude (°E) 126.9287 127.4344 127.2140 126.5678
Classification Urban Suburban Rice-paddy Mixed forest
Description High-density high-rise residential area Open low-rise research park Double cropping Dec–May: Hordeum vulgare Jun–Nov: Oryza sativa Deciduous (82%) Carpinus tschonoskii, Quercus serrata
Population density (km−2) ~ 15,000 770 < 50 ~ 0
Building and road fraction (%) ~ 60 36 < 1 < 1
Vegetation fraction (%) ~ 40 64 ~ 100 ~ 100
Traffic volume (PCU day−1) 11,549 13,842
Measurement height (m) 30 19 2.5 27
Obstacle height (m) ~ 20 ~ 4 < 1 ~ 13.7
Altitude (m) 60 60 2 635
Sonic anemometer CSAT3, Campbell Sci. CSAT3, Campbell Sci. CSAT3, Campbell Sci. CSAT3, Campbell Sci.
Infrared gas analyzer Li-7200RS, Li-COR EC-150, Campbell Sci. EC-150, Campbell Sci. EC-155, Campbell Sci.
Radiometer CNR-4, Kipp&Zonen CNR-4, Kipp&Zonen CNR-4, Kipp&Zonen CNR-4, Kipp&Zonen
Data logger CR-3000, Campbell Sci. CR-3000, Campbell Sci. CR-3000, Campbell Sci. CR-3000, Campbell Sci.
Establishment May 2013 July 2014 September 2014 May 2014
Analysis period in this study March 2015–February 2016 (1-year)