Week 13 Spring is in the air
Week 13 Every week I read the notes of Alphons van Winden at https://www.waterpeilen.nl/ Last week he had a story about the Rhine and how it "hijacks water from the Danube" around the area of the red circle in the diagram below...there is a lot of limestone in the region and water flows underground through a series of caves that have been created over time. They did a test with some red salt - it showed up 3 days later in the Rhine. The research is interesting in itself - but in the last paragraph there is a reference that is looking ahead rather than just reporting on what is happening in any given week. Ultimately, the upper reaches of the Danube upstream of Fridingen will face the same situation and all the Danube water that now flows along it will flow into the Rhine. This will probably take some time, but if we see how quickly the number of days that the Danube dries up increases, the situation underground will change quite quickly and it will therefore not have ...