Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)

Based on cartographic materials, three lakes drained in the previous centuries have been reconstructed. It was found that by restoring them to their original state their total surface area would rise by 140 ha. Knowing the water surface level, determined on the basis of the range of peat soils and c...

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Main Author: Ptak Mariusz
Format: Article
Language:English
Published: MDPI AG 2014-03-01
Series:Limnological Review
Subjects:
Online Access:https://doi.org/10.2478/limre-2014-0005
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author Ptak Mariusz
author_facet Ptak Mariusz
author_sort Ptak Mariusz
collection DOAJ
description Based on cartographic materials, three lakes drained in the previous centuries have been reconstructed. It was found that by restoring them to their original state their total surface area would rise by 140 ha. Knowing the water surface level, determined on the basis of the range of peat soils and contour lines, the author reconstructed the bathymetric plans of the lakes. This, in turn, allowed a determination of the volume of water stored in their basins. It amounted to ca. 2.5 million m3. The approach adopted in the paper draws attention to an important element, i.e. to lakes which no longer exist in Poland and which have disappeared as a result of hydrotechnical works. Their restoration to their original state could become an important link in water retention and delaying the land phase of the water cycle. Activities aimed at retaining water in reception basins are carried out in Poland, among others, through the small retention program. Within this project, facilities such as artificial storage reservoirs are being built. In the light of the foregoing, before making a decision to build such a reservoir, it is worth considering the possibility to restore the natural components of the environment, which is more justifiable, both from the point of view of subsequent functioning of the environment and economic factors.
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spelling doaj.art-6a01813171974c0d9858488b7d728d2f2024-02-03T07:17:47ZengMDPI AGLimnological Review2300-75752014-03-01141455010.2478/limre-2014-0005limre-2014-0005Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)Ptak Mariusz0Institute of Physical Geography and Environmental Planning, Adam Mickiewicz University, Dzięgielowa 27, 61-680 Poznań, PolandBased on cartographic materials, three lakes drained in the previous centuries have been reconstructed. It was found that by restoring them to their original state their total surface area would rise by 140 ha. Knowing the water surface level, determined on the basis of the range of peat soils and contour lines, the author reconstructed the bathymetric plans of the lakes. This, in turn, allowed a determination of the volume of water stored in their basins. It amounted to ca. 2.5 million m3. The approach adopted in the paper draws attention to an important element, i.e. to lakes which no longer exist in Poland and which have disappeared as a result of hydrotechnical works. Their restoration to their original state could become an important link in water retention and delaying the land phase of the water cycle. Activities aimed at retaining water in reception basins are carried out in Poland, among others, through the small retention program. Within this project, facilities such as artificial storage reservoirs are being built. In the light of the foregoing, before making a decision to build such a reservoir, it is worth considering the possibility to restore the natural components of the environment, which is more justifiable, both from the point of view of subsequent functioning of the environment and economic factors.https://doi.org/10.2478/limre-2014-0005water resourceslake retentiondrained lakeschełmo lakeland
spellingShingle Ptak Mariusz
Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
Limnological Review
water resources
lake retention
drained lakes
chełmo lakeland
title Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
title_full Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
title_fullStr Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
title_full_unstemmed Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
title_short Restoration and assessment of water resources of drained lakes. Example of Chełmno Lakeland (Poland)
title_sort restoration and assessment of water resources of drained lakes example of chelmno lakeland poland
topic water resources
lake retention
drained lakes
chełmo lakeland
url https://doi.org/10.2478/limre-2014-0005
work_keys_str_mv AT ptakmariusz restorationandassessmentofwaterresourcesofdrainedlakesexampleofchełmnolakelandpoland