[ExI] cycle 25 showing some early promise

John Grigg possiblepaths2050 at gmail.com
Sat Nov 20 03:41:53 UTC 2021


What are the odds of a monstrous solar flare taking out modern civilization
within the next fifty years? In a way, it could be far worse than a
pandemic...

John

On Sat, Oct 30, 2021 at 7:51 AM spike jones via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

>
>
>
>
> Hey cool, solar cycle 25 is giving us some early indications of being
> worthwhile.  The monthly average for September was way up there.
>
>
>
> If you are into this kinda thing, you know that cycle 24 was kind of a
> dud.  This caused me to worry we were going into a Maunder minimum which is
> thought to have some connection to the Little Ice Age from about the mid
> 1600s to about early 17s.  We don’t want another one of those.
>
>
>
> Furthermore… sunspots are correlated with f10.7 cm radiation, which
> expands the upper atmosphere, sweeping out low earth orbit.
>
>
>
> So if one is in the satellite biz and does his EM shielding correctly,
> 10.7 cm radiation is our friend.
>
>
>
> Check it out:
>
>
>
>
>
> spike
> _______________________________________________
> extropy-chat mailing list
> extropy-chat at lists.extropy.org
> http://lists.extropy.org/mailman/listinfo.cgi/extropy-chat
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.extropy.org/pipermail/extropy-chat/attachments/20211119/118f49e8/attachment-0001.htm>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: image003.jpg
Type: image/jpeg
Size: 37385 bytes
Desc: not available
URL: <http://lists.extropy.org/pipermail/extropy-chat/attachments/20211119/118f49e8/attachment-0001.jpg>


More information about the extropy-chat mailing list