#alifornia-supervolcanoUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemitCryptoAcademySteemit Feedbackআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceBeauty of CreativitySTEEM CN/中文AVLE 일상Tron Fan ClubWORLD OF XPILARComunidad Latina#alifornia-supervolcanoTrendingHotNewPayoutsMutedtruthseekernews (51)in #alifornia-supervolcano • 7 years ago240 Cubic Miles of Magma Discovered Underneath Dormant California Supervolcano 'Long Valley Caldera'240 Cubic Miles of Magma Discovered Underneath Dormant California Supervolcano 'Long Valley Caldera' Links -…