Fig. 1.

Deposition of Cs-137 in the 47 Japanese prefectures according to Yasunari et al. [48] by the prefectures’ distances from the Fukushima Daichi Nuclear Power Plant (FDNPP); gray circles: original Yasunari et al. data; black dots: deposition for Fukushima corrected and remaining depositions rescaled to a decay of r⁻² with distance r, see Table 3