First posted this topic two years ago.
Plasma, Solar Outbursts, and the End of the Last Ice Age
http://www.robertschoch.com/plasma.html
Plasma, Solar Outbursts, and the End of the Last Ice Age
https://www.robertschoch.com/plasma_iceage.html
Robert M. Schoch: Research Highlights
Solar-Induced Dark Age (SIDA)
https://www.robertschoch.com/sida.html