Research Topics

Groundwater resources in Germany (under climate change)

• determination of available amount of groundwater
  
• groundwater as safe future baseflow generator?
  
• developing large-scale 3D hydrogeological facies models
• finding proxies to cal/val large-scale numerical flow models (e.g. groundwater age, hydrochemical ratios)
  

Groundwater-surface water interactions on a large scale (Elbe River)

• determination of hydrochemical/isotope indicators to detect groundwater input
  
• modelling groundwater inflow
  
• groundwater age distribution in riparian aquifers
  

Long-term impact of 2018-2020 drought period in the Harz Mountains

• soil moisture under variable reforestation schemes
  
• changing hydrological patterns on affected areas
  
• long-term changes in amount and composition of groundwater recharge
  

Regional analyses of event runoff features and causes

• Large scale analyses of event runoff attributes
  
• Identification of triggering spatio-temporal atmospheric and catchment conditions
  
• Causative classification of runoff and flood events

Mechanistic-stochastic and statistical methods for flood hazard assessment

• Applications and further development of the Metastatistical Extreme Value distribution (MEV)
  
• Further development of the PHysically-based Extreme Value distribution (PHEV!)
• Assessment of the propensity of rivers to extreme floods
  

Fluxes of solutes and particulate matters fluxes through river basins

• Effects of hydrological events on solute mobilization and delivery
  
• Roles of input stochasticity and river network morphology for fluxes of particulate matter
  

Water-energy-ecosystem nexus in small run-of-river hydropower

• Economic-hydroecologic optimization of small run-of-river hydropower plants
  
• Methods to reconcile small hydropower and ecosystem services in river basins