Ice sheet expansion may have started 2,000 years ago, but we canceled thatT1Covered by 1 source · first reported by Ars Technica at 24 Oct, 11:00 UTCThe tiny remains of the Laurentide Ice Sheet began getting somewhat less tiny.SourcesT1Ice sheet expansion may have started 2,000 years ago, but we canceled thatArs Technica24 Oct, 11:00