WhatdotheriseandfalloftheRomanEmpire,theThirtyYears’WarandtheRenaissancehaveincommon?Forone,theywereallstarklyaffectedbyextremeweatherconditions.Indeed,ifwetakeafreshlookathumanhistoryinthelightofEarth’svolatileclimate,wecanexposehiddenparallels,drawsurprisingconclusionsandexplainbizarrehistoricalconundrums.　　Thistwo-partercombinesnaturalsciencesandhistory,ajourneyfromtheBigBangtoIceland’svolcanoes–agrippingnarrativethatexploreslittle-knownconnectionsbetweentheEarth’sclimateandmajorhistoricalevents.　　Aretheseextremesofweatherreallya21st-centuryphenomenon?Orhasclimatedeterminedthefateofhumanityeversinceamphibianstooktheirfirststepsonterrafirma?