Figure 1
From: Formal optimization techniques select hydrogen to decarbonize California

Spatial discretization for the California electric grid model. Nodes are formed by grouping counties overlaid with 115 kV and higher existing transmission electric lines. Image is created with ESRI’s ARCGIS Desktop version 10.8.2. (https://www.esri.com/en-us/arcgis/about-arcgis/overview).