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Spaceweather.gc.ca -- a resource for planning your mag surveys around solar storms
(www.spaceweather.gc.ca)
Geophysics community, not restricted to Canada.
General rules: must be geophysics related or adjacent (this is a very wide scope, and includes things like stellar earthquakes); must adhere to lemmy.ca moderation rules; no pseudoscience.
See also !geology@lemmy.ca