Geographie, Hydrologie
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The Role of Turbulence in Fueling the Subsurface Chlorophyll Maximum in Tidally Dominated Shelf Seas
; ; ; ; (Journal of Geophysical Research: Oceans, 2022-08-25)
Glider observations show a subsurface chlorophyll maximum (SCM) at the base of the seasonal pycnocline in the North Sea during stable summer conditions. A colocated peak in the dissipation rate of turbulent kinetic energy ... -
ICON‐O: The Ocean Component of the ICON Earth System Model—Global Simulation Characteristics and Local Telescoping Capability
; ; ; ; ; ; ; ; ; ; ; ; ; ; (Journal of Advances in Modeling Earth Systems, 2022-10-06)
We describe the ocean general circulation model Icosahedral Nonhydrostatic Weather and Climate Model (ICON‐O) of the Max Planck Institute for Meteorology, which forms the ocean‐sea ice component of the Earth system model ... -
Hydrologic Turnover Matters — Gross Gains and Losses of Six First‐Order Streams Across Contrasting Landscapes and Flow Regimes
; ; ; (Water Resources Research, 2022-07-19)
Gross gains and losses of stream water and the consequent hydrologic turnover may modify the composition of stream water and drive in‐stream ecological functioning. We evaluated over 500 breakthrough curves of conservative ... -
Decadal Prediction of Marine Heatwaves in MPI‐ESM
; ; (Geophysical Research Letters, 2022-08-14)
Marine Heatwaves (MHW) are SST extremes that can have devastating impacts on marine ecosystems and can influence circulation patterns in the ocean and the atmosphere. Here, we present a first attempt to study the decadal ... -
Surface Wave and Roller Dissipation Observed With Shore‐Based Doppler Marine Radar
; ; (Journal of Geophysical Research: Oceans, 2022-08-24)
Surface wave energy and dissipation are observed across the surf zone. Utilizing the concept of surface rollers, a new scaling is introduced to obtain the energy flux and dissipation related to rollers from Doppler velocities ... -
Measuring zero water level in stream reaches: A comparison of an image‐based versus a conventional method
; ; ; (Hydrological Processes, 2022-08-23)
A limited number of gauging stations, especially for nested catchments, hampers a process understanding of the interaction between streamflow, groundwater and water usage during drought. Non‐commercial measurement devices ... -
An Analytical Framework for Determining the Ecological Risks of Wastewater Discharges in River Networks Under Climate Change
; ; ; ; (Earth's Future, 2022-10-03)
Over the last decades, treatment of domestic wastewater promoted by environmental regulations have reduced human health risks and improved water quality. However, ecological risks caused by effluents of wastewater treatment ... -
Moderate and Severe Hydrological Droughts in Europe Differ in Their Hydrometeorological Drivers
; ; (Water Resources Research, 2022-09-29)
Hydrological extreme events are generated by different sequences of hydrometeorological drivers, the importance of which may vary within the sample of drought events. Here, we investigate how the importance of different ... -
Die Hamelner Altstadtsanierung 1964 – 1992/2018 - Allgemeinwohl und räumliche Planung
(2022)Hameln ist ein früher Modellfall bundesdeutscher Reformen in der Städtepolitik in den 1960er Jahren und beispielhaft für die Korrektur der Sanierungsziele hin zur Objektsanierung Mitte der 1970er Jahre. Räumliche Planung ... -
Göttinger Konzept zur Entwicklung einer Methode zur Anwendung des Signifikanzkriteriums Schadenspotenzial bei der Überprüfung der Bewertung des Hochwasserrisikos gemäß EG-HWRM-RL
(FID GEO, Göttingen, 2022)Die europäische Hochwasserrisikomanagementrichtlinie (EG-HWRM-RL) verpflichtet die Mitgliedsstaaten zu Beginn jedes Berichtszyklus, die Bewertung des Hochwasserrisikos einschließlich der Bestimmung der Risikogebiete zu ... -
Do image resolution and classifier choice impact island biogeographical parameters of terrestrial islands?
; ; ; (Transactions in GIS, 2022-03-29)
Island biogeography provides concepts for conservation management as fragmented habitats are comparable to ocean islands. Remote sensing can help to extract terrestrial habitat islands on the landscape scale. However, ... -
Capturing complex star dune dynamics—repeated highly accurate surveys combining multitemporal 3D topographic measurements and local wind data
; ; ; (Earth Surface Processes and Landforms, 2022-07-25)
Morphologies of highly complex star dunes are the result of aeolian dynamics in past and present times. These dynamics reflect climatic conditions and associated forces like sediment availability and vegetation cover, as ... -
Climates of democracy: Skeptical, rational, and radical imaginaries
(Wiley Interdisciplinary Reviews: Climate Change, 2022-04-21)
How will the theories and practices of democracy fare in a climate changing world? Are conventional democratic institutions ultimately doomed or are they able to become more responsive to a changing climate? Is there a ... -
Representation of hydrological processes in a rural lowland catchment in Northern Germany using SWAT and SWAT+
; ; ; (Hydrological Processes, 2022-05-25)
The latest version of the Soil and Water Assessment Tool (SWAT+) features several improvements compared with previous versions of the model, for example, the definition of landscape units that allow for a better representation ... -
Tides, Stratification, and Counter Rotation: The German Bight ROFI in Comparison to Other Regions of Freshwater Influence
; ; ; (Journal of Geophysical Research: Oceans, 2022-06-03)
The characteristics of tidal velocity profiles and their relation to stratification are investigated based on high‐resolution field data collected at four locations in the German Bight Region of Freshwater Influence (ROFI) ... -
Urban pluvial flood adaptation: Results of a household survey across four German municipalities
; ; (Journal of Flood Risk Management, 2021-07-24)
In recent years, German cities were heavily impacted by pluvial flooding and related damage is projected to increase due to climate change and urbanisation. It is important to ask how to improve urban pluvial flood risk ... -
Transports and Pathways of the Tropical AMOC Return Flow From Argo Data and Shipboard Velocity Measurements
; ; ; (Journal of Geophysical Research: Oceans, 2022-02-05)
The upper‐ocean circulation of the tropical Atlantic is a complex superposition of thermohaline and wind‐driven flow components. The resulting zonally and vertically integrated upper‐ocean meridional flow is referred to ... -
Holocene lake‐level evolution of Lake Tiefer See, NE Germany, caused by climate and land cover changes
; ; ; ; ; ; ; ; ; ; (Boreas, 2021-11-17)
Lake‐level reconstructions are a key tool in hydro‐climate reconstructions, based on the assumption that lake‐level changes primarily reflect climatic changes. Although it is known that land cover changes can affect ... -
Spatio‐temporal patterns in degradation and restoration of gravel bars along Alpine rivers
; ; ; (River Research and Applications, 2022-01-05)
Braided reaches were common along near‐natural Alpine rivers, and the associated habitat dynamics supported plant and animal species specialized on early‐successional stages. The extensive riparian zones could mitigate ... -
Investigation of subsurface connectivity and subsurface stormflow in low mountain ranges—Findings from the two research catchments Obere Brachtpe and Bohlmicke (Germany)
; (Hydrological Processes, 2022-02-12)
The two small research catchments Obere Brachtpe (2.6 km2; 50.989986, 7.752013) and Bohlmicke (1 km2, 51.079319, 7.892988) are located in the Rhenish Massif, a low mountain range in Germany. Land use in both catchments is ... -
Fuzzy map comparisons enable objective hydro‐morphodynamic model validation
; ; ; (Earth Surface Processes and Landforms, 2021-11-18)
Numerical modeling represents a state‐of‐the‐art technique to simulate hydro‐morphodynamic processes in river ecosystems. Numerical models are often validated based on observed topographic change in the form of pixel ... -
Critical Zone Response Times and Water Age Relationships Under Variable Catchment Wetness States: Insights Using a Tracer‐Aided Ecohydrological Model
; ; ; (Water Resources Research, 2022-04-26)
The dynamic relationships between water flux and storage, together with the associated water ages and speed of hydrological responses (as proxies for velocity and celerity respectively) are fundamental to understanding how ... -
Estimates of water partitioning in complex urban landscapes with isotope‐aided ecohydrological modelling
; ; ; ; ; ; (Hydrological Processes, 2022-03-10)
Urban green space is increasingly viewed as essential infrastructure to build resilience to climate change by retaining water in the city landscape and balancing ecohydrological partitioning into evapotranspiration for ... -
Comprehensive analysis of chemical and biological problems associated with browning agents used in aquatic studies
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; (Limnology and Oceanography: Methods, 2021-10-28)
Inland waters receive and process large amounts of colored organic matter from the terrestrial surroundings. These inputs dramatically affect the chemical, physical, and biological properties of water bodies, as well as ... -
Multimodal travel‐time maps with formally correct and schematic isochrones
; ; ; ; ; (Transactions in GIS, 2021-08-31)
The automatic generation of travel‐time maps is a prerequisite for many fields of application such as tourist assistance and spatial decision support systems, for example to analyze the accessibility of health and social ...
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