Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2002
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIII, 188 S. Ill., graph. Darst. |
Internformat
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| 300 | |a XIII, 188 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
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Datensatz im Suchindex
| _version_ | 1816445216433897472 |
|---|---|
| adam_text |
-VM
TABLE
OF
CONTENTS
PAGE
ABSTRACT.
I
ACKNOWLEDGMENTS
.
VH
LIST
OF
FIGURES
.
X
LIST
OF
TABLES
.
XII
1.
INTRODUCTION
AND
GENERAL
OVERVIEW
OF
THE
AKAKI
CATCHMENT
.
1
1.1
BACKGROUND
.
1
1.2
POPULATION
GROWTH
AND
WATER
SUPPLY
.
1
1.3
OBJECTIVES
OF
THE
STUDY
.
5
1.4
PREVIOUS
WORK
.
5
1.5
DATA
COLLECTION
AND
PROCESSING
.
10
1.6
GEOLOGY
OF
THE
CATCHMENT
.
10
1.7
DESCRIPTION
OF
THE
CATCHMENT
AREA
.
12
1.7.1
PHYSIOGRAPHY
.
12
1.7.2
LANDUSE
.
13
1.73
CLIMATOLOGIC
FEATURES
.
15
2.
GEOTHERMAL
ENERGY
AND
THE
ETHIOPIAN
SCENARIO
.
17
2.1
ENERGY
SUPPLY
IN
ETHIOPIA
.
17
2.2
GEOTHERMAL
ENERGY
.
18
2.2.1
GEOTECHNICAL
ASPECTS
OF
GEOTHERMAL
ENERGY
.
18
2.2.2
STATUS
OF
GEOTHERMAL
ENERGY
DEVELOPMENT
.
23
2.3
OCCURRENCE
OF
GEOTHERMAL
ENERGY
IN
ETHIOPIA
.
.
29
2.4
GEOTHERMAL
ENERGY
UTILISATION
IN
ETHIOPIA
.
30
2.5
ESTIMATION
OF
THE
ENERGY
POTENTIAL
OF
FILWEHA
GEOTHERMAL
FIELD
.
33
3.
SAMPLING,
TREATMENT
AND
ANALYTICAL
TECHNIQUES
AND
DATA
EVALUATION
.
36
3.1
SAMPLING
CONDITIONS
.
36
3.1.1
MEASURED/DETERMINED
PHYSICAL
AND
CHEMICAL
PARAMETERS
.
36
3.1.2
SAMPLING
SITES
AND
COLLECTION
MATERIAL
DESCRIPTION
.
37
3.2
FIELD
MEASUREMENTS
AND
DETERMINATIONS
.
39
3.3
SAMPLE
TYPES
AND
THEIR
TREATMENT
.40
3.4
ANALYTICAL
TECHNIQUES
.
42
3.5
DATA
EVALUATION
.44
3.6
ANALYTICAL
RESULTS
.
45
3.7
COMPARISON
OF
PREVIOUS
AND
CURRENT
DATA
.46
4.
HYDROCHEMISTRY
OF
THE
ADDIS
ABABA
REGION
.
53
-IX
PAGE
4.1
WATER
CHEMISTRY
.
53
4.1.1
WATER
TYPE
.
53
4.1.2
CHEMICAL
CHARACTERISTICS
OF
THE
WATERS
IN
THE
AREA
.
56
4.1.3
RATIOS
OF
CHEMICAL
CONSTITUENTS
AS
A
MEANS
OF
ASSESSING
THE
ORIGIN
OF
WATERS
.
61
4.1.4
THE
ORIGIN
OF
SODIUM
BICARBONATE-FLUORIDE
RICH
WATERS
.
62
4.1.5
SOLUTION-MINERAL
EQUILIBRIA
.
65
4.2
CHEMICAL
GEOTHERMOMETRY
AND
MIXING
PROCESSES
.
66
4.2.1
CHEMICAL
GEOTHERMOMETRY
.
.
66
4.2.2
MIXING
PROCESSES
.
72
5
ISOTOPE
HYDROLOGY
OF
THE
ADDIS
ABABA
REGION.
73
5.1
INTRODUCTION
.
73
5.2
DEUTERIUM
AND
18
O
IN
THE
ADDIS
ABABA
RAINFALL
.
74
5.3
DEUTERIUM
AND
18
O
IN
THE
ADDIS
ABABA
GROUNDWATERS
.
77
5.4
DISCUSSION
AND
CONCLUSION
ON
8
18
O
AND
8D
IN
THE
ADDIS
ABABA
WATERS
.
78
5.5
TRITIUM
IN
THE
ADDIS
ABABA
WATERS
.
79
5.6
CARBOB
13
ISOTOPE
THE
ADDIS
ABABA
WATERS
.
80
6.
ENVIRONMENTAL
INVESTIGATION
OF
THE
ADDIS
ABABA
REGION
.
82
6.1
BACKGROUND
TO
THE
SANITARY
SITUATION
OF
THE
ADDIS
ABABA
REGION
.
82
6.2
INVESTIGATION
OF
INORGANIC
POLLUTANTS
IN
THE
WATERS
OF
ADDIS
ABABA
.
88
6.3
MICROBIOLOGICAL
INVESTIGATION
OF
THE
ADDIS
ABABA
WATERS
.
95
6.4
CONCLUSION
AND
RECOMMENDATION
ON
ENVIRONMENTAL
ISSUES
OF
ADDIS
ABABA~.
.
98
7.
HYDROLOGY
AND
HYDROGEOLOGY
OF
THE
ADDIS
ABABA
REGION
.
99
7.1
HYDROLOGY
OF
THE
REGION
.
99
7.1.1
STREAM
FLOW
DATA
.
99
7.1.2
GROUNDWATER
RECHARGE
ESTIMATION
AND
.
100
7.1.3
SOIL
PERMEABILITY
TEST
.
102
7.1.3.1
PREVIOUS
SOIL
PERMEABILITY
TESTS
.
102
7.1.3.2
CURRENT
SOIL
PERMEABILITY
TEST
.
102
7.1.4
BASE
FLOW
AND
COLD
SPRINGS
IN
THE
CATCHMENT
.
109
7.1.5
DRILLING
AND
ABSTRACTION
RATES
.
109
7.2
HYDROGEOLOGY
OF
THE
REGION
.
ILL
7.2.1
GEOLOGY
OF
THE
AQUIFERS
IN
THE
CATCHMENT
.
ILL
7.2.2
GROUNDWATER
FLOW
DIRECTION
WITHIN
THE
CATCHMENT
.
112
7.2.3
PUMPING
TEST,
TRANSMISSIVITY
&
STORAGE
COEFFICIENT
RESULTS
.
112
7.2.4
ASSESSMENT
OF
THE
DISCHARGE
OF
THE
WELL
FIELD
.
116
-X
PAGE
SUMMARY
OF
RESULTS
.
107
REFERENCES
.
115
APPENDIX
1
DESCRIPTION
OF
SAMPLES
AND
SAMPLING
SITES
.
143
APPENDIX
2
RECOMMENDED
SAMPLE
CONTAINER,
SAMPLE
VOLUME,
PRESERVATION
AND
MAXIMUM
STORAGE
FOR
WATER
SAMPLES
.
169
APPENDIX
3
GRAIN
SIZE
DISTRIBUTION
CURVES
OF
ADDIS
ABABA
SOIL
SAMPLES
.
171 |
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| author | Berhanu Gizaw Asfaw 1964- |
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| discipline | Geologie / Paläontologie Biologie |
| format | Thesis Book |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| geographic | Addis Abeba (DE-588)4000459-4 gnd Addis Abeba Region (DE-588)4774025-5 gnd |
| geographic_facet | Addis Abeba Addis Abeba Region |
| id | DE-604.BV017840092 |
| illustrated | Illustrated |
| indexdate | 2024-11-22T17:39:07Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-010709797 |
| oclc_num | 249882065 |
| open_access_boolean | |
| owner | DE-19 DE-BY-UBM DE-12 DE-91 DE-BY-TUM DE-188 |
| owner_facet | DE-19 DE-BY-UBM DE-12 DE-91 DE-BY-TUM DE-188 |
| physical | XIII, 188 S. Ill., graph. Darst. |
| publishDate | 2002 |
| publishDateSearch | 2002 |
| publishDateSort | 2002 |
| record_format | marc |
| spelling | Berhanu Gizaw Asfaw 1964- Verfasser (DE-588)128763213 aut Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia von Berhanu GIZAW Asfaw 2002 XIII, 188 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier München, Univ., Diss., 2002 Hydrochemie (DE-588)4072678-2 gnd rswk-swf Hydrologie (DE-588)4026309-5 gnd rswk-swf Hydrogeologie (DE-588)4026307-1 gnd rswk-swf Addis Abeba (DE-588)4000459-4 gnd rswk-swf Addis Abeba Region (DE-588)4774025-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Addis Abeba Region (DE-588)4774025-5 g Hydrogeologie (DE-588)4026307-1 s DE-604 Hydrochemie (DE-588)4072678-2 s Addis Abeba (DE-588)4000459-4 g Hydrologie (DE-588)4026309-5 s DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010709797&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Berhanu Gizaw Asfaw 1964- Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia Hydrochemie (DE-588)4072678-2 gnd Hydrologie (DE-588)4026309-5 gnd Hydrogeologie (DE-588)4026307-1 gnd |
| subject_GND | (DE-588)4072678-2 (DE-588)4026309-5 (DE-588)4026307-1 (DE-588)4000459-4 (DE-588)4774025-5 (DE-588)4113937-9 |
| title | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia |
| title_auth | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia |
| title_exact_search | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia |
| title_full | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia von Berhanu GIZAW Asfaw |
| title_fullStr | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia von Berhanu GIZAW Asfaw |
| title_full_unstemmed | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia von Berhanu GIZAW Asfaw |
| title_short | Hydrochemical and environmental investigation of the Addis Ababa Region, Ethiopia |
| title_sort | hydrochemical and environmental investigation of the addis ababa region ethiopia |
| topic | Hydrochemie (DE-588)4072678-2 gnd Hydrologie (DE-588)4026309-5 gnd Hydrogeologie (DE-588)4026307-1 gnd |
| topic_facet | Hydrochemie Hydrologie Hydrogeologie Addis Abeba Addis Abeba Region Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010709797&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT berhanugizawasfaw hydrochemicalandenvironmentalinvestigationoftheaddisababaregionethiopia |