Fig. 1From: Comparative assessment of net CO2 exchange across an urbanization gradient in Korea based on eddy covariance measurementsLocation and footprint climatology (contour; method in Hsieh et al. [12]) under unstable conditions of study sites: a high-rise residential urban area (HU, red), b suburban area (SU, orange), c cropland (CP, blue), and d subtropical forest (SF, green)Back to article page