Leaching characteristics of 137Cs for forest floor affected by the Fukushima nuclear accident: A litterbag experiment

K Sakuma, K Yoshimura, T Nakanishi - Chemosphere, 2021 - Elsevier
In forest ecosystems, forest litter is considered an active medium for radiocesium (137 Cs).
To understand discharge mechanisms of highly bioavailable dissolved 137 Cs from forests …

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 …

Impact of forest thinning on the dynamics of litterfall derived 137Cs deposits in coniferous forest floor after Fukushima accident

MT Teramage, Y Onda, H Kato, X Sun - Chemosphere, 2020 - Elsevier
The effects of a 50% forest thinning intensity on Fukushima-derived 137 Cs deposition by
litterfall and its discharge by runoff in hillslope coniferous forest were monitored using four …

Radiocesium migration in the litter layer of different forest types in Fukushima, Japan

M Kurihara, Y Onda, H Kato, N Loffredo… - Journal of environmental …, 2018 - Elsevier
Abstract Cesium-137 (137 Cs) migration in the litter layer consists of various processes,
such as input via throughfall, output via litter decomposition, and input from deeper layers …

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 …

Radiocesium leaching from litter during rainstorms in the Fukushima broadleaf forest

K Sakakibara, S Iwagami, M Tsujimura… - Science of the Total …, 2021 - Elsevier
Forests are important sources of dissolved radiocesium (137 Cs) discharge downstream. To
improve understanding of dissolved 137 Cs discharge processes during rainstorms, we …

Post-deposition early-phase migration and retention behavior of radiocesium in a litter–mineral soil system in a Japanese deciduous forest affected by the Fukushima …

J Koarashi, S Nishimura, T Nakanishi… - Chemosphere, 2016 - Elsevier
The fate of radiocesium (137 Cs) derived from the Fukushima nuclear accident and
associated radiation risks are largely dependent on its migration and retention behavior in …

137Cs transfer from canopies onto forest floors at Mount Tsukuba in the four years following the Fukushima nuclear accident

T Nishikiori, M Watanabe, MK Koshikawa… - Science of the Total …, 2019 - Elsevier
This study investigated the transport of 137 Cs within a forest ecosystem by examining
temporal changes in the inventory and determining the major pathways of transfer following …

Temporal changes in radiocesium deposition in various forest stands following the Fukushima Dai-ichi Nuclear Power Plant accident

H Kato, Y Onda, K Hisadome, N Loffredo… - Journal of …, 2017 - Elsevier
In this study, we investigated the transfer of canopy-intercepted radiocesium to the forest
floor following the Fukushima Dai-ichi Nuclear Power Plant accident. The 137 Cs content of …

Six-year monitoring study of radiocesium transfer in forest environments following the Fukushima nuclear power plant accident

H Kato, Y Onda, ZH Saidin, W Sakashita… - Journal of environmental …, 2019 - Elsevier
The study investigated temporal changes in the 137 Cs concentrations in vegetal and
hydrological samples collected from various forests in Yamakiya District, Kawamata Town of …