Hydrogeology of the Kalahari in north-eastern Namibia: with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English German |
| Veröffentlicht: |
2001
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zsfassung in dt. Sprache. - Würzburg, Univ., Diss., 2002 |
| Beschreibung: | Getr. Zählung Ill., graph. Darst. |
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| 245 | 1 | 0 | |a Hydrogeology of the Kalahari in north-eastern Namibia |b with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |c by Heike Klock |
| 246 | 1 | 1 | |a Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| 264 | 1 | |c 2001 | |
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| 500 | |a Zsfassung in dt. Sprache. - Würzburg, Univ., Diss., 2002 | ||
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Datensatz im Suchindex
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|---|---|
| adam_text |
TABLE OF CONTENTS
ACKNOWLEDGEMENTS.1
ABSTRACT.2
TABLE OF CONTENTS. 3
1 INTRODUCTION. 6
1.1 THE PROBLEM. 6
1.2 AIM.
7
1.3 OVERVIEW OF APPLIED METHODS. 7
1.4 OVERVIEW OF THE RESEARCH AREA. 8
1.4.1 LOCATION. 8
1.4.2 CLIMATE. 8
1.4.3 MORPHOLOGY AND VEGETATION.9
2 GENERAL METHODS FOR THE RESEARCH PROJECT. 12
2.1 DATA SOURCES AND PRE-PROCESSING.12
2.2 REGIONALISATION.
13
2.3 BASICS OF A GEOGRAPHIC INFORMATION SYSTEM AND REQUIRED DATA
PRE-PROCESSING.17
2.3.1 GEOGRAPHIC INFORMATION SYSTEMS.17
2.3.2 DIGITISING AND GEOREFERENCING.18
2.4 SCALE PROBLEMS.18
3 GEOLOGICAL SETTINGS OF NORTH-EASTERN NAMIBIA.21
3.1 LITHOLOGY AND DISTRIBUTION OF THE STRATIGRAPHIC UNITS.22
3.1.1 PRE-DAMARA.23
3.1.2 DAMARA.23
3.1.3 KAROO.26
3.1.4 KALAHARI.29
3.2 THICKNESS AND STRUCTURE OF THE SEDIMENTARY BASINS.45
3.2.1 THICKNESS OF THE KAROO DEPOSITS IN NORTHEASTERN NAMIBIA.45
3.2.2 THICKNESS AND STRUCTURE OF THE KALAHARI BASIN.48
3.3 TECTONIC SETTINGS IN THE EISEB BLOCK. 55
3.3.1 INTERPRETATION OF LANDSAT TM IMAGERY.55
3.3.2 TIME OF THE FAULTING.58
3.3.3 REGIONAL CORRELATION AND INTERPRETATION.58
4 HYDROGEOLOGICAL SETTINGS. 61
4.1 GROUNDWATER LEVELS AND DEFINITION OF CATCHMENTS.61
4.1.1 METHOD.
61
4.1.2 RESULTS 61
3
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/964340658
TABLE OF CONTENTS
4.2 DISTRIBUTION OF GROUNDWATER STRIKES AND DEFINITION OF THE TOPMOST
AQUIFERS.66
4.2.1 METHOD.61
4.2.2 RESULTS.61
4.3 DISTRIBUTION OF WELL YIELD.68
4.3.1 METHOD.68
4.3.2 RESULTS.69
4.4 HYDRAULIC CONDUCTIVITY.71
4.4.1 METHOD.72
4.4.2 HYDRAULIC CONDUCTIVITY FOR THE PRE-KALAHARI AQUIFERS .73
4.4.3 HYDRAULIC CONDUCTIVITY FOR THE KALAHARI AQUIFERS.75
4.5 POROSITY.79
5 GROUNDWATER RECHARGE.81
5.1 SUMMARY OF PREVIOUS RECHARGE RESEARCH IN THE KALAHARI.81
5.2 SURFACE PROPERTIES.84
5.2.1 METHODS.84
5.2.2 RESULTING DESCRIPTION OF THE FOUR SOIL GROUPS AND CALCRETE.88
5.2.3 DISCUSSION OF RESULTS FROM INFILTRATION TESTS.94
5.2.4 INTERPRETATION OF RECHARGE PROPERTIES FOR SURFACE GROUPS AND THEIR
REGIONAL ASPECTS.96
5.3 CLIMATIC DATA.97
5.3.1 RAIN AMOUNT.98
5.3.2 PAN EVAPORATION.106
5.4 HYDROGRAPH INTERPRETATION.110
5.4.1 METHOD.110
5.4.2 RESULTS.'.110
5.4.3 SUMMARY AND CONCLUSION FROM HYDROGRAPH INTERPRETATION.114
5.5 SOIL WATER BALANCE MODEL.114
5.5.1 METHOD.115
5.5.2 RESULTS AND CONCLUSION.115
5.6 ESTIMATION OF RECHARGE RATES BY USE OF THE CHLORIDE MASS BALANCE
METHOD.119
5.6.1 WET CHLORIDE DEPOSITION.120
5.6.2 CHLORIDE MASS BALANCE IN THE UNSATURATED ZONE.121
5.6.3 CHLORIDE MASS BALANCE IN THE SATURATED ZONE.123
5.6.4 INTERPRETATION OF THE RESULTS FROM CHLORIDE MASS BALANCE
METHOD.125
5.7 REGIONALISATION OF RECHARGE BY INVERSE HYDROCHEMICAL APPROACH.129
5.7.1 METHOD.
129
5.7.2 RESULTS AND INTERPRETATION.132
5.8 REGIONALISATION OF RECHARGE AND EVAPOTRANSPIRATION BY THE USE OF
SATELLITE IMAGES.135
5.8.1 REGIONALISATION OF HARDROCK RECHARGE BY THE USE OF SATELLITE
IMAGES.136
4
TABLE OF CONTENTS
5.8.2 REGIONALISATION OF RECHARGE THROUGH UNCONSOLIDATED SEDIMENTS AND
SOILS.151
5.8.3 REGIONALISATION OF EVAPORATION AND TRANSPIRATION BY USE OF
GROUNDWATER LEVEL DISTANCE
AND SATELLITE IMAGES.153
5.8.4 COMBINED RECHARGE FOR THE RESEARCH AREA FROM HARDROCK RECHARGE,
SOIL RECHARGE,
EVAPORATION AND TRANSPIRATION.158
5.9 SUMMARY AND METHODOLOGICAL RECOMMENDATION.162
5.9.1 SUMMARY OF THE RECHARGE RESULTS.162
5.9.2 METHODOLOGICAL RECOMMENDATIONS.165
6 GROUNDWATER FLOW MODEL.166
6.1 METHOD.166
6.1.1 PRE- AND POST-PROCESSING.166
6.1.2 MODEL SET-UP.167
6.1.3 MODELLING EXECUTION AND CALIBRATION.171
6.2 RESULTS.171
6.3 SENSITIVITY ANALYSIS.174
6.4 INTERPRETATION AND RECOMMENDATION FOR FURTHER WATER RESOURCE
PLANNING.175
7
HYDROCHEMISTRY.177
7.1 METHODOLOGICAL ASPECTS.177
7.2 SPATIAL DISTRIBUTION OF HYDROCHEMICAL PARAMETERS IN THE STUDY
AREA.182
7.2.1 THE NORTHERN HYDROCHEMICAL STUDY AREA (NHSA).186
7.2.2 THE SOUTHERN HYDROCHEMICAL STUDY AREA (SHSA).195
7.2.3 THE CENTRAL HYDROCHEMICAL STUDY AREA (CHSA).204
7.2.4 IMPLICATION FOR THE ENTIRE CATCHMENT.207
7.3 TEMPORAL VARIATIONS OF THE HYDROCHEMICAL PARAMETERS.208
7.4 CONCLUSIONS.213
8 SUMMARY.216
9 ZUSAMMENFASSUNG (GERMAN SUMMARY).219
10 REFERENCES.225
APPENDICES
APPENDIX A: PIEZOMETER TEST DATA.(4 PAGES)
APPENDIX B: SOIL PHYSICAL DATA (21 PAGES)
APPENDIX C: HYDROGRAPHS (5 PAGES)
APPENDIX D: HYDROCHEMICAL DATA.(79 PAGES)
5 |
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| indexdate | 2024-10-09T18:05:19Z |
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| spelling | Klock, Heike 1972- Verfasser (DE-588)123760739 aut Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie by Heike Klock Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie 2001 Getr. Zählung Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Zsfassung in dt. Sprache. - Würzburg, Univ., Diss., 2002 Grundwasser (DE-588)4022369-3 gnd rswk-swf Hydrogeologie (DE-588)4026307-1 gnd rswk-swf Strömung (DE-588)4058076-3 gnd rswk-swf Kalahari (DE-588)4029279-4 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Kalahari (DE-588)4029279-4 g Hydrogeologie (DE-588)4026307-1 s Grundwasser (DE-588)4022369-3 s Strömung (DE-588)4058076-3 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009730934&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Klock, Heike 1972- Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie Grundwasser (DE-588)4022369-3 gnd Hydrogeologie (DE-588)4026307-1 gnd Strömung (DE-588)4058076-3 gnd |
| subject_GND | (DE-588)4022369-3 (DE-588)4026307-1 (DE-588)4058076-3 (DE-588)4029279-4 (DE-588)4113937-9 |
| title | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| title_alt | Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| title_auth | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| title_exact_search | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| title_full | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie by Heike Klock |
| title_fullStr | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie by Heike Klock |
| title_full_unstemmed | Hydrogeology of the Kalahari in north-eastern Namibia with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie by Heike Klock |
| title_short | Hydrogeology of the Kalahari in north-eastern Namibia |
| title_sort | hydrogeology of the kalahari in north eastern namibia with special emphasis on groundwater recharge flow modelling and hydrochemistry die hydrologie der kalahari im nordosten namibias unter besonderer berucksichtigung der grundwasserneubildung stromungsmodellierung und hydrochemie |
| title_sub | with special emphasis on groundwater recharge, flow modelling and hydrochemistry = Die Hydrologie der Kalahari im Nordosten Namibias ; unter besonderer Berücksichtigung der Grundwasserneubildung, Strömungsmodellierung und Hydrochemie |
| topic | Grundwasser (DE-588)4022369-3 gnd Hydrogeologie (DE-588)4026307-1 gnd Strömung (DE-588)4058076-3 gnd |
| topic_facet | Grundwasser Hydrogeologie Strömung Kalahari Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009730934&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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