I believe the original statement is correct. Blackouts are not climate driven. Blackouts can be weather driven.
Example: "Climate change leads to more extreme weather" - World Meteorological Organization
Source: https://public.wmo.int/en/media/press-release/weather-relate...
It's hysteria and it covers up other real issues.
Example: https://e360.yale.edu/digest/extreme-weather-events-have-inc...
https://www.space.com/2942-sun-activity-increased-century-st...
"During the last few decades, the solar activity is not increasing. It has stabilized at a high level, but the Earth's climate still shows a tendency toward increasing temperatures," Usoskin explained.
He suspects even if there were a link between the Sun's activity and global climate, other factors must have dominated during the last few decades, including the increase of greenhouse gases in the atmosphere.