欧洲黑死病【英文】

Ms.SusanM.PojerHoraceGreeleyHSChappaqua,NYTheCulpritsTheCulpritsTheFamineofTheFamineof1315-13171315-1317By1300Europeanswerefarmingalmostallthelandtheycouldcultivate.Apopulationcrisisdeveloped.ClimatechangesinEuropeproducedthreeyearsofcropfailuresbetween1315-17becauseofexcessiverain.Asmanyas15%ofthepeasantsinsomeEnglishvi...