Four limnic sediment cores were analysed by means of pollen and plant macro
fossil analyses and radiocarbon dated from the island of Valamo (Russian Ka
relia). The results show evidence of Bronze Age cultivation in the western
part of the island. After a period lacking evidence for this activity, agri
culture respread in the area between ca. 1400-1000 BP (ca. cal AD 650-1000)
, the main increase being dated to ca. 800 BP (ca. cal AD 1250).