摘要
EDITOR’SNOTE:Longyearbyen,capitaloftheSvalbardIslands,entereditsannualprolongedperiodofdarknessonOctober9,2001.ThesunwasnotduetoriseagainuntilMarch8,2002.Duringthefive-month-longperiodofperpetualnight,peoplelivinginthenorthernmosthumansettlementseeonlystars,snowandice.Inthispartoftheworld,however,therearefourstudentsfromtheTibetAutonomousRegionjoint-ventureschool.
出版日期
2002年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)