What about Propagation ?

[Phil]

> 
> During this last solar minimal event a couple hundred years ago, people were skating down the Thames as portrayed in a painting in the BBC link.  Better buy a pair of skates to get to work, Phil.  :-)  They are saying that these events can contribute to colder winters.
> 
> Joe, N6DGY


I wouldn't need skates if the Thames froze over - I both live and work within half-a-mile of the river, so a set of snow and ice tyres would give me a short and wide road to work…

Phil M1GWZ