Conevery Bolton Valencius
Conevery
EARTHQUAKE HISTORY! How do we know what's going on when the earth shakes? Is this New England quake a freak occurrence? What do all these magnitude scales mean, anyhow? -->
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Historians have been pretty clear about this point. https://twitter.com/EENewsUpdates/status/1245724107053895683 Many others as well! Please thread your favorite books on the long history of health and environment. @H_EnviroHealth #twitterstorians #e
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