Palaeoflood hydrology of selected South African rivers:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Pretoria
Council for Geoscience
2000
|
| Schriftenreihe: | South Africa / Council for Geoscience: Memoir
87 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 173 S. Ill., graph. Darst., Kt. |
| ISBN: | 1875061703 |
Internformat
MARC
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| 003 | DE-604 | ||
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| 100 | 1 | |a Zawada, P. K. |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Palaeoflood hydrology of selected South African rivers |c by P. K. Zawada |
| 264 | 1 | |a Pretoria |b Council for Geoscience |c 2000 | |
| 300 | |a 173 S. |b Ill., graph. Darst., Kt. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a South Africa / Council for Geoscience: Memoir |v 87 | |
| 650 | 4 | |a Flood control |z South Africa | |
| 650 | 4 | |a Flood forecasting |z South Africa | |
| 650 | 4 | |a Paleohydrology |z South Africa | |
| 651 | 4 | |a Südafrika (Staat) | |
| 810 | 2 | |a Council for Geoscience: Memoir |t South Africa |v 87 |w (DE-604)BV013601842 |9 87 | |
| 856 | 4 | 2 | |m SWB Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009125879&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-009125879 | ||
Datensatz im Suchindex
| _version_ | 1804128158117527552 |
|---|---|
| adam_text | IMAGE 1
CONTENTS
PAGE
ABSTRACT
1. INTRODUCTION 1
1.1 THE FLOOD PROBLEM 1
1.2 CURRENT STATUS OF FLOOD PREDICTION IN SOUTH AFRICA 2
1.2.1 DETERMINISTIC METHODS 2
1.2.2 STATISTICAL METHODS 2
1.2.3 EMPIRICAL METHODS 4
1.3 PALAEOFLOOD HYDROLOGY AND CONVENTIONAL FLOOD-FREQUENCY ANALYSIS 6
1.4 AIMS AND OBJECTIVES 6
2. PALAEOFLOOD HYDROLOGY 7
2.1 DEFINING PALAEOHYDROLOGY AND PALAEOFLOOD HYDROLOGY 7 2.1.1 PAST,
CURRENT AND FUTURE STATUS OF PALAEOHYDROLOGY 7
2.1.2 DEFINING PALAEOFLOOD HYDROLOGY 8
2.2 TECHNIQUES USED IN PALAEOFLOOD-PEAK ESTIMATION 8
2.2.1 MAXIMUM PARTICLE-SIZE ANALYSIS 8
2.2.2 FLOOD-RELATED EROSION OF PROGRADING DEBRIS FANS 10
2.2.3 BOTANICAL EVIDENCE OF PAST FLOOD EVENTS 11
2.2.4 SLACK-WATER SEDIMENTS AS EVIDENCE OF PAST FLOOD EVENTS 12
2.2.4.1 SEDIMENTOLOGY OF SLACK-WATER SEDIMENTS 14
2.2.4.2 HYDROLOGICAL MODELLING OF SLACK-WATER SEDIMENTS 17
2.2.4.3 GEOCHRONOLOGICAL DATING OF SLACK-WATER SEDIMENTS 19
2.2.4.4 ASSUMPTIONS USED IN SLACK-WATER SEDIMENT ANALYSIS 20
2.3 APPLIED PALAEOFLOOD HYDROLOGY 21
2.3.1 DESIGN FLOODS AND RISK ANALYSIS 21
2.3.2 PALAEOFLOOD DATA AND PALAEOCLIMATE CHANGE MODELS 22
2.4 PALAEOFLOOD HYDROLOGY IN SOUTH AFRICA: PREVIOUS STUDIES 23
3. A RECONNAISSANCE STUDY OF PALAEOFLOOD SITES IN SOUTH AFRICA 24 3.1
THE NEED FOR A RECONNAISSANCE INVESTIGATION 24
3.2 METHODOLOGY 24
3.3 RESULTS OF RECONNAISSANCE INVESTIGATION 24
3.3.1 DOCUMENTING THE NATURE AND TYPE OF PALAEOFLOOD EVIDENCE 27
3.3.2 FACTORS THAT PROMOTE THE RECOGNITION AND PRESERVATION OF
PALAEOFLOOD RECORDS 28
3.4 SELECTION OF SITES FOR DETAILED PALAEOFLOOD HYDROLOGICAL ANALYSIS 28
4. PALAEOFLOOD HYDROLOGY OF THE BUFFELS RIVER 31
4.1 INTRODUCTION 31
4.2 PHYSIOGRAPHY AND GEOLOGY OF THE BUFFELS RIVER 31
4.3 FLOOD RECORD OF THE BUFFELS RIVER AND THE 1981 FLOOD 33
4.4 PALAEOFLOOD HYDROLOGY OF THE BUFFELS RIVER 34
4.4.1 SITE 15 35
4.4.1.1 PALAEODISCHARGE ESTIMATES AND DATING OF FLOOD UNITS 39
4.4.1.2 DISCUSSION AND CONCLUSIONS 40
4.4.2 SITE 16 40
4.4.2.1 PALAEODISCHARGE ESTIMATES AND DATING OF FLOOD UNITS 43
4.4.2.2 DISCUSSION AND CONCLUSIONS 45
4.4.3 SITE 7 45
4.4.3.1 PALAEODISCHARGE ESTIMATES OF FLOOD UNITS 46
4.4.4 SITE 13 48
4.4.4.1 PALAEODISCHARGE ESTIMATES OF FLOOD UNITS 51
4.4.4.2 DISCUSSION AND CONCLUSIONS 51
4.4.5 SITE 10 51
4.4.5.1 PALAEODISCHARGE ESTIMATES OF FLOOD UNITS 55
4.4.5.2 DISCUSSION AND CONCLUSIONS 55
4.4.6 SITE 12 55
4.4.6.1 PALAEODISCHARGE ESTIMATES OF FLOOD UNITS 58
4.4.7 PALAEOFLOOD STRATIGRAPHY OF THE BUFFELS RIVER TRIBUTARIES 58
4.4.7.1 PALAEOFLOOD STRATIGRAPHY OF THE WILGEHOUT RIVER 58
IMAGE 2
4.4.7.2 PALAEOFLOOD STRATIGRAPHY OF THE BAVIAANS RIVER 62
4.4.7.3 PALAEOFLOOD HYDROLOGY OF THE BUFFETS RIVER TRIBUTARIES:
DISCUSSION AND CONCLUSIONS 62
4.5 PALAEOFLOOD HYDROLOGY OF THE BUFFELS RIVER: DISCUSSION AND
CONCLUSIONS 63
5. PALAEOFLOOD HYDROLOGY OF THE ORANGE RIVER 67
5.1 INTRODUCTION : 67
5.2 PALAEOFLOOD HYDROLOGY OF THE MIDDLE ORANGE RIVER (PRIESKA SITES) 68
5.2.1 SITE 9 68
5.2.1.1 GEOLOGICAL AND GEOMORPHOLOGICAL SETTING 68
5.2.1.2 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
69 5.2.2 SITE 14 76
5.2.2.1 GEOLOGICAL AND GEOMORPHOLOGICAL SETTING 76
5.2.2.2 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
76 5.2.3 SITE 19 87
5.2.3.1 GEOLOGICAL AND GEOMORPHOLOGICAL SETTING 87
5.2.3.2 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
87 5.2.4 PALAEOFLOOD HYDROLOGY AND DATING OF SLACK-WATER SEDIMENTS AT
SITES 9, 14 AND 19 92
5.2.5 CORRELATION OF THE PALAEOFLOOD SEQUENCES BETWEEN SITES 9, 14 AND
19 98 5.2.6 THE PALAEOFLOOD RECORD AND THE HISTORICAL AND FLOW-GAUGE
RECORD AT PRIESKA 108 5.3 PALAEOFLOOD HYDROLOGY OF THE LOWER ORANGE
RIVER (RICHTERSVELD SITES) 108
5.3.1 LOWER-XOBIES SITE 108
5.3.1.1 GEOLOGICAL AND GEOMORPHOLOGICAL SETTING 108
5.3.1.2 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
AT SECTION 1 110
5.3.1.3 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
AT SECTION 2 118
5.3.2 BLOEDDRIFT SITE 120
5.3.2.1 GEOLOGICAL AND GEOMORPHOLOGICAL SETTING 120
5.3.2.2 DESCRIPTION AND INTERPRETATION OF THE PALAEOFLOOD STRATIGRAPHY
AT BLOEDDRIFT 120
5.3.3 PALAEOFLOOD HYDROLOGY AND DATING OF SLACK-WATER SEDIMENTS FROM THE
LOWER- XOBIES AND BLOEDDRIFT SITES 123
5.3.3.1 CORRELATION OF THE LOWER XOBIES AND BLOEDDRIFT PALAEOFLOOD
SEQUENCES 136
5.3.3.2 FLOOD-FREQUENCY ANALYSIS OF THE LOWER ORANGE RIVER 138
5.3.3.3 LOWER ORANGE RIVER PALAEOFLOOD PERIODS AND THE SOUTHERN AFRICAN
PALAEOCLIMATE RECORD 140
5.3.3.4 CAN THE CATASTROPHIC FLOOD RECORDED FROM THE LOWER ORANGE RIVER
RECUR IN THE PRESENT HYDROCLIMATIC REGIME? 144
5.4 MINERALOGY OF THE ORANGE RIVER SLACK-WATER SEDIMENTS 145 5.4.1 AIMS
AND OBJECTIVES 145
5.4.2 RESULTS 146
5.5 PALAEOFLOOD HYDROLOGY OF THE ORANGE RIVER: DISCUSSION AND
CONCLUSIONS 147
6. DISCUSSION AND CONCLUSIONS 152
REFERENCES 158
APPENDIX A 165
APPENDIX B 171
|
| any_adam_object | 1 |
| author | Zawada, P. K. |
| author_facet | Zawada, P. K. |
| author_role | aut |
| author_sort | Zawada, P. K. |
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| building | Verbundindex |
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| ctrlnum | (OCoLC)44719471 (DE-599)BVBBV013379084 |
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| dewey-ones | 551 - Geology, hydrology, meteorology |
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| dewey-search | 551.4890968 |
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| dewey-tens | 550 - Earth sciences |
| discipline | Geologie / Paläontologie |
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| illustrated | Illustrated |
| indexdate | 2024-07-09T18:44:47Z |
| institution | BVB |
| isbn | 1875061703 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-009125879 |
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| physical | 173 S. Ill., graph. Darst., Kt. |
| publishDate | 2000 |
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| publisher | Council for Geoscience |
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| series2 | South Africa / Council for Geoscience: Memoir |
| spelling | Zawada, P. K. Verfasser aut Palaeoflood hydrology of selected South African rivers by P. K. Zawada Pretoria Council for Geoscience 2000 173 S. Ill., graph. Darst., Kt. txt rdacontent n rdamedia nc rdacarrier South Africa / Council for Geoscience: Memoir 87 Flood control South Africa Flood forecasting South Africa Paleohydrology South Africa Südafrika (Staat) Council for Geoscience: Memoir South Africa 87 (DE-604)BV013601842 87 SWB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009125879&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Zawada, P. K. Palaeoflood hydrology of selected South African rivers Flood control South Africa Flood forecasting South Africa Paleohydrology South Africa |
| title | Palaeoflood hydrology of selected South African rivers |
| title_auth | Palaeoflood hydrology of selected South African rivers |
| title_exact_search | Palaeoflood hydrology of selected South African rivers |
| title_full | Palaeoflood hydrology of selected South African rivers by P. K. Zawada |
| title_fullStr | Palaeoflood hydrology of selected South African rivers by P. K. Zawada |
| title_full_unstemmed | Palaeoflood hydrology of selected South African rivers by P. K. Zawada |
| title_short | Palaeoflood hydrology of selected South African rivers |
| title_sort | palaeoflood hydrology of selected south african rivers |
| topic | Flood control South Africa Flood forecasting South Africa Paleohydrology South Africa |
| topic_facet | Flood control South Africa Flood forecasting South Africa Paleohydrology South Africa Südafrika (Staat) |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009125879&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV013601842 |
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