Kosten für eine Umspannung von Freileitung auf Erdkabel bei Hochspannungs-Gleichstrom-Übertragungs-Trassen

This question asks about the financial implications of replacing existing high-voltage overhead power lines with underground direct current transmission cables. It seeks to understand the costs associated with this type of infrastructure upgrade. The focus is on the economic aspects of transitioning power transmission infrastructure. This could affect energy providers, consumers, and potentially the environment through reduced visual impact and land use changes.