A salt covered frog on a chart, informing miners about the weather above ground, is seen inside a salt mine where construction is underway to build the 700 km long SuedLink electric power line to transport “green energy” from wind turbines from the northern coast to the country's south from 2028, at the Suedwestdeutsche Salzwerke salt mine in Heilbronn, Germany on September 12, 2023. (Photo by Kai Pfaffenbach/Reuters)
|