River Deltas : Types, Structures and Ecology.
- 1st ed.
- 1 online resource (200 pages)
- Earth Sciences in the 21st Century .
- Earth Sciences in the 21st Century .
Intro -- RIVER DELTAS: TYPES, STRUCTURES AND ECOLOGY -- RIVER DELTAS: TYPES, STRUCTURES AND ECOLOGY -- CONTENTS -- PREFACE -- Chapter 1 RE-ESTABLISHING MARSHES CAN TURN A CURRENT CARBON SOURCE INTO A CARBON SINK IN THE SACRAMENTO-SAN JOAQUIN DELTA OF CALIFORNIA, USA -- ABSTRACT -- INTRODUCTION -- PRELIMINARY STUDY OF HYDROLOGIC REGIME -- Preliminary Study Methods -- Site and Treatment Descriptions -- Gaseous C Emissions -- Carbon Inputs -- Litter Decomposition -- Statistical Analyses -- Preliminary Study Results -- Gaseous C Emissions -- Carbon Inputs -- Litter Decomposition -- Preliminary Study Discussion -- Hydrologic Regime Affects Carbon Inputs, Losses, and Potential Storage -- Decomposition Dynamics by Hydrologic Regime -- Summary of Preliminary Study of Carbon Balance by Hydrologic Regime -- WETLAND RE-ESTABLISHMENT STUDY -- Wetland Re-establishment Study Methods -- Site Description -- Land Surface Elevation Measurements -- Measurements of Plant Community and Biomass -- Decomposition -- Measurements of Environmental Parameters -- Results from Wetland Re-establishment Study -- Measurements of Land Surface Elevation -- Plant Community and Biomass Inputs -- Shallow Wetland Decomposition and Environment -- Discussion of Wetland Re-establishment Study -- Water Depth and the Effect of Plant Community on C Storage -- Spatial Variation in the Hydrologic Environment and C Storage in Marshes -- CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 2 LIMNOLOGY OF THE NILE DELTA LAKES -- ABSTRACT -- NILE DELTA AND ITS LAKES -- ORIGIN OF THE LAKES -- LIMNOLOGY OF NILE DELTA LAKES -- Abiotic Conditions -- Biotic Condition (Fauna and flora) -- Main Conservation Problems -- CONCLUSIONS AND RECOMMENDATIONS -- REFERENCES -- Chapter 3 SOIL FERTILITY CHANGES IN AGRICULTURAL ECOSYSTEMS OF THE YANGTZE RIVER DELTA REGION, CHINA - A LITERATURE REVIEW. ABSTRACT -- 1. YANGTZE RIVER DELTA REGION, CHINA -- 2. AGRICULTURAL TRENDS -- 2.1. Agriculture Policy -- 2.2. Migration -- 2.3. Consumption Patterns -- 2.4. Fertilizer Application -- 2.5. Technological Advancement -- 3. SOIL FERTILITY TRENDS -- 3.1. pH -- 3.2. Organic Matter -- 3.3. Cation Exchange Capacity -- 3.4. Nitrogen -- 3.5. Phosphorus -- 3.6. Potassium -- 3.7. Micronutrients -- 4. SOIL FERTILITY EFFECTS ON AGRICULTURAL OUTPUT AND THE ENVIRONMENT -- 4.1. Nutrient Imbalance -- 4.2. Degradation of Soil Properties -- 4.3. Agricultural Productivity -- CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 4 EVALUATION OF FLOOD STORAGE ABILITY OF DONGTING AND POYANG LAKES IN YANGTZE RIVER BY USING PROCESS-BASED MODEL -- ABSTRACT -- 1 INTRODUCTION -- 2. MODEL DESCRIPTION OF NICE-FLD -- 2.1. NICE Model Series -- 2.2 Modeling of Flood Storage Ability of Dongting and Poyang Lakes (NICE-FLD) -- 3. DATA AND BOUNDARY CONDITIONS FOR SIMULATION -- 3.1. Meteorological Forcing Data -- 3.2. Boundary Conditions -- 3.3. Running the Simulation and its Validation -- 4. RESULT -- 4.1. Impact of Vegetation and Climate Changes on Summer Flooding during 1998 -- 4.2. Flood Storage Ability of Dongting and Poyang Lakes in the Changjiang River Catchment -- 5. DISCUSSIONS -- CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 5 ENVIRONMENTAL ASSESSMENT OF MACROBENTHOS ASSEMBLAGE IN MANZALAH LAGOON, EGYPT -- ABSTRACT -- INTRODUCTION -- MATERIAL AND METHODS -- The Study Site -- Sampling Program for Macrobenthos -- Statistical Analyses -- RESULTS -- Species Richness and Other Diversity Indices -- DISCUSSION -- Eutrophication-Indicator Species -- Long Term Changes -- REFERENCES -- Chapter 6 BACTERIOLOGICAL QUALITY OF WATER IN ROSETTA BRANCH OF THE RIVER NILE, EGYPT -- ABSTRACT -- INTRODUCTION -- MATERIALS AND METHODS -- Study Area (Rosetta Branch) -- Sampling. Physical and Chemical Variables -- MICROBIOLOGICAL ANALYSIS -- Total Bacterial Counts -- BACTERIAL INDICATORS OF SEWAGE POLLUTION -- Total and Faecal Coliforms (TC& -- FC) -- Faecal Streptococci (FS) -- Total Counts Gram-Negative Bacteria (G-NB) -- COUNTING OF SOME GRAM-NEGATIVE PATHOGENS -- IDENTIFICATION OF GRAM-NEGATIVE BACTERIA -- Statistical Analysis -- RESULTS -- Physico-Chemical Characteristics -- Total Bacterial Counts -- Bacterial Indicators -- Total Gram-Negative Bacteria -- Identification of Gram-Negative Bacteria -- Gram-Negative Pathogens -- DISCUSSION -- REFERENCES -- Chapter 7 GEOMORPHOLOGICAL EVOLUTION AND MANGROVE HABITAT DYNAMICS RELATED TO HOLOCENE SEA-LEVEL CHANGES IN THE NORTHERN MEKONG RIVER DELTA AND THE DONG NAI RIVER DELTA, SOUTHERN VIETNAM -- ABSTRACT -- INTRODUCTION -- STUDY AREAS -- METHODS -- DISTRIBUTION OF MANGROVE PEAT LAYERS AND THE TIMELINE OF THEIR FORMATION -- The Northern Mekong River Delta -- The Dong Nai River Delta -- DISCUSSION -- Relative Sea-Level Changes -- Geomorphological Evolution of the Deltas and Mangrove Habitat Dynamics -- CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 8 Δ13C, Δ15N AND CORG/NTOTAL AS TRACER FOR SOURCES OF CARBON AND NITROGEN TO YANGTZE RIVER INTERTIDAL ZONE -- ABSTRACT -- INTRODUCTION -- METHODS AND MATERIALS -- RESULTS AND DISCUSSION -- CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 9 THE EBRO DELTA: FROM ITS ORIGIN TO PRESENT UNCERTAINTY -- INTRODUCTION -- MORPHOLOGICAL AND PHYSICAL CHARACTERISTICS -- PAST AND PRESENT SITUATION -- HOW TO MANAGE THE EBRO DELTA? SOME PALLIATIVE RECOMMENDATIONS -- REFERENCES -- Chapter 10. Short Communication A POLITICAL ECOLOGY PERSPECTIVE ON THE PEARL RIVER DELTA -- REFERENCES -- INDEX -- Blank Page.