The Groundwater Drought Initiative (GDI): Analysing and understanding groundwater drought across Europe
Bentje Brauns,Daniela Cuba,John P. Bloomfield,David M. Hannah,Christopher Jackson,Ben P. Marchant,Benedikt Heudorfer,Anne F. Van Loon,Hélène Bessière,Bo Thunholm,and Gerhard Schubert
In Europe, ca. 65% of drinking water is groundwater. Its replenishment depends on rainfall, but droughts may cause groundwater levels to fall below normal. These groundwater droughts can limit supply, making it crucial to understand their regional connection. The Groundwater Drought Initiative (GDI) assesses spatial patterns in historic—recent groundwater droughts across Europe for the first time. Using an example dataset, we describe the background to the GDI and its methodological approach.
In Europe, ca. 65% of drinking water is groundwater. Its replenishment depends on rainfall, but...