Change in the chemical form of 137Cs with age in needles of Japanese cedar

T Hara, C Takenaka, R Tomioka - Journal of environmental radioactivity, 2020 - Elsevier
Radiocesium (137 Cs) derived from the accident of Fukushima Dai-ichi Nuclear Power Plant
remains in forests. Although a large proportion of the 137 Cs in forests has been transferred …

Spatial variations in radiocesium deposition and litter–soil distribution in a mountainous forest catchment affected by the Fukushima nuclear accident

M Atarashi-Andoh, J Koarashi, K Tsuduki… - Journal of …, 2021 - Elsevier
Abstract The Fukushima Dai-ichi Nuclear Power Plant accident caused serious 137 Cs
contamination in mountainous forest areas. To understand the spatial variation in soil 137 …

[HTML][HTML] Estimation of the rate of 137Cs root uptake into stemwood of Japanese cedar using an isotopic approach

N Imamura, M Watanabe, T Manaka - Science of the Total Environment, 2021 - Elsevier
Japanese cedar (Cryptomeria japonica) is the main timber species in Japan. The prediction
of the temporal changes in the 137 Cs concentration in the stemwood of Japanese cedar …

Fallout volume and litter type affect 137Cs concentration difference in litter between forest and stream environments

M Sakai, T Gomi, JN Negishi - Journal of environmental radioactivity, 2016 - Elsevier
It is important to understand the changes in the 137 Cs concentration in litter through
leaching when considering that 137 Cs is transferred from basal food resources to animals …

137Cs vertical migration in a deciduous forest soil following the Fukushima Dai-ichi Nuclear Power Plant accident

T Nakanishi, T Matsunaga, J Koarashi… - Journal of …, 2014 - Elsevier
The large amount of 137 Cs deposited on the forest floor because of the Fukushima Dai-ichi
Nuclear Power Plant accident represents a major potential long-term source for mobile 137 …

Differences in leaching characteristics of dissolved radiocaesium and potassium from the litter layer of Japanese cedar and broadleaf forests in Fukushima, Japan

M Kurihara, Y Onda, T Yasutaka - Journal of Environmental Radioactivity, 2020 - Elsevier
Cesium is an element that belongs to the same group as K, and is known to show similar
behaviour to that of K in plants. In this study, we conducted a serial leaching test for 120 h to …

Distribution and transfer rate of Cs-137 and Cs-134 from litter to forest soil

T Mengistu, O Yuichi, K Hiroaki… - … 第123 回日本森林学会大会, 2011 - jstage.jst.go.jp
The mega earthquake that rampaged north-east Japan on March 11, 2011 has triggered
tsunami in Pacific Ocean. This powerful tsunami hit and destroyed the Fukushima Daiichi …

Uptake and translocation of radiocesium in cedar leaves following the Fukushima nuclear accident

T Nishikiori, M Watanabe, MK Koshikawa… - Science of the Total …, 2015 - Elsevier
Cryptomeria japonica trees in the area surrounding Fukushima, Japan, intercepted 137 Cs
present in atmospheric deposits soon after the Fukushima nuclear accident in March 2011 …

Estimation of radioactive 137-cesium transportation by litterfall, stemflow and throughfall in the forests of Fukushima

I Endo, N Ohte, K Iseda, K Tanoi, A Hirose… - Journal of environmental …, 2015 - Elsevier
Abstract Since the Fukushima Dai-ichi Nuclear Power Plant accident in March 2011, large
areas of the forests around Fukushima have become highly contaminated by radioactive …

Effective half-lives of 137Cs from persimmon tree tissue parts in Japan after Fukushima Dai-ichi nuclear power plant accident

K Tagami, S Uchida - Journal of Environmental Radioactivity, 2015 - Elsevier
To estimate the radiocesium decreasing rates from persimmon trees during a period of
about 3 y following the accident at Tokyo Electric Power Company's Fukushima Dai-ichi …