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Föroreningstransport i den omättade zonen under olika nederbördsscenarion

Persson, Magnus LU and Olsson, Jonas LU (2013) In Vatten: tidskrift för vattenvård /Journal of Water Management and research 69(4). p.231-238
Abstract
Pollutant transport in the unsaturated soil zone is a potential threat to surface and ground water resources. The intensity and volume of rainfall are the parameters that decide how fast and deep the pollutants will be transported. Climate models predict a future rainfall climate with higher total volume and higher intensities. In the present study we try to assess effects on unsaturated solute transport of a future rainfall climate. In the present study we investigate the effects of the estimated precipitation change on unsaturated solute transport in two different soil types in southern Sweden using the numerical model HYDRUS-1D. Three different precipitation input data were used, direct output from a high resolution climate model and... (More)
Pollutant transport in the unsaturated soil zone is a potential threat to surface and ground water resources. The intensity and volume of rainfall are the parameters that decide how fast and deep the pollutants will be transported. Climate models predict a future rainfall climate with higher total volume and higher intensities. In the present study we try to assess effects on unsaturated solute transport of a future rainfall climate. In the present study we investigate the effects of the estimated precipitation change on unsaturated solute transport in two different soil types in southern Sweden using the numerical model HYDRUS-1D. Three different precipitation input data were used, direct output from a high resolution climate model and downscaled climate model data using delta change (DC). The results presented in this paper shows that DC gives more realistic solute transport depths compared to using climate model data. Using DC data it is predicted that the solute transport depths will increase during the mid of the present century and the return to levels similar today’s. Different soil types can give different response using the same precipitation input, therefore more studies are needed in different parts of Sweden using different soil types. (Less)
Please use this url to cite or link to this publication:
author
and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
solute transport, unsaturated zone, climate change, HYDRUS-1D
in
Vatten: tidskrift för vattenvård /Journal of Water Management and research
volume
69
issue
4
pages
231 - 238
publisher
Föreningen Vatten
ISSN
0042-2886
language
Swedish
LU publication?
yes
id
51ba1492-ddc3-4f99-b4ab-09f08f89c213
alternative location
https://www.tidskriftenvatten.se/tsv-artikel/fororeningstransport-i-den-omattade-zonen-under-olika-nederbordsscenarion-unsaturated-solute-transport-under-different-rainfall-scenarios/
date added to LUP
2018-05-30 13:41:42
date last changed
2018-11-21 21:40:05
@article{51ba1492-ddc3-4f99-b4ab-09f08f89c213,
  abstract     = {{Pollutant transport in the unsaturated soil zone is a potential threat to surface and ground water resources. The intensity and volume of rainfall are the parameters that decide how fast and deep the pollutants will be transported. Climate models predict a future rainfall climate with higher total volume and higher intensities. In the present study we try to assess effects on unsaturated solute transport of a future rainfall climate. In the present study we investigate the effects of the estimated precipitation change on unsaturated solute transport in two different soil types in southern Sweden using the numerical model HYDRUS-1D. Three different precipitation input data were used, direct output from a high resolution climate model and downscaled climate model data using delta change (DC). The results presented in this paper shows that DC gives more realistic solute transport depths compared to using climate model data. Using DC data it is predicted that the solute transport depths will increase during the mid of the present century and the return to levels similar today’s. Different soil types can give different response using the same precipitation input, therefore more studies are needed in different parts of Sweden using different soil types.}},
  author       = {{Persson, Magnus and Olsson, Jonas}},
  issn         = {{0042-2886}},
  keywords     = {{solute transport; unsaturated zone; climate change; HYDRUS-1D}},
  language     = {{swe}},
  number       = {{4}},
  pages        = {{231--238}},
  publisher    = {{Föreningen Vatten}},
  series       = {{Vatten: tidskrift för vattenvård /Journal of Water Management and research}},
  title        = {{Föroreningstransport i den omättade zonen under olika nederbördsscenarion}},
  url          = {{https://www.tidskriftenvatten.se/tsv-artikel/fororeningstransport-i-den-omattade-zonen-under-olika-nederbordsscenarion-unsaturated-solute-transport-under-different-rainfall-scenarios/}},
  volume       = {{69}},
  year         = {{2013}},
}