DEGLACIATION IN EASTERN AND CENTRAL ... - arkisto.gsf.fi

CONTENTS
CON"IENTS
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Joint publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
INTRODUCTION II{IRODUCTION . . . . ...... . ...... .......... .. . ........ .... ..... . . 9
General .. ........ . .. ... . ........ ........... .... ...... . 9 I
Concepts and nomenclature nomenclature ... .. .... ......... ..... ..... . .. 11
HOW THE GLACIAL GIÄCIAL THEORY THEORY WAS ACCEPTED IN FINLAND FINIÄND .. ... ...... . 13
Observations Observations calling for explanation . . . . . . . . . . . . . . . . . . . . . . . .. 13
Glacial theory theory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 14 L4
STUDIES STUDTES ON THE SALPAUSSELKÄS SALPAUSSELKAS .. . .. .. .. .. . . . . .... . ... . ... .. . . . 16
The Salpausselkäs Salpausselkäs and eskers are understood as entities . . . . . . . . . 16
The name na-e Salpausselkä Salpausselkä . ... .... ... .... . ... ....... .... . .. . 17 L7
Early stages stages of systematic systematic research into into the Salpausselkäs . ...... 19
Continuation of of the continental ice sheet front
in North Karelia and Russian Karelia Karelia at the time
the Salpausselkäs were formed forned ................... .... ..... 21 2L
Interpretation of shoreline displacement displacement as
a dominant factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 22
CONTINUATION COI{IINUATION OF THE TIIE SALPAUSSELKÄS SALPAUSSELKAS IN NORTH
KARELIA IN IN THE TIIE LIGHT OF RECENT CONCEPTS . . . . . . . . . . . . . . . . . . . .. 25
Biostratigraphical and morphological
morphological
interpretations rehabilitated ....... . ...................... 25
Position Position of of the ice sheet front du during ring
the the deposition deposition of Salpausselka Salpausselkä I I . . . . . . . . . . . . . . . . . . . . . . . . . . .. 25
Position Position of the ice sheet front in in North Karelia
during the deposition deposition of Salpausselkä Salpausselkä II II . . . . . . . . . . . . . . . . . . . . . . 28
Position Position of the Pielisjäirvi Pielisjärvi end moraine chain . .. ... .. .. . ..... .. 29
SALPAUSSELKA SALPAUSSELKÄ I AND AND THE CEI{ITRAL CENTRAL FINIÄND FINLAND END MORAINE,
RECESSIONAL OR TERMINAL?
TERMINAL? ............................... . .... 32
MATERIAL AND METTIODS METHODS OF THIS STUDY ......................... 34
Mapping Mapping of deposits in North Karelia Karelia (I, IV, VI) . . . . . . . . . . . . . . .. 34
Results Results from from North Karelia and the no-ing naming of
geomorphological units (I, IV, VI) . . . . . . . . . . . . . . . . . . . . . . . . . .. 35
Studies Studies elsewhere in southern Finland (II, III, V, VI) . . . . . . . . . . .. 35
RESULTS RESULTS
I.
I .. . ....... ............... .. .. ........ .. . .. ........ . .
11 ........ . .. . . ...... .... .. .............. . ..... .... . .
111 ..... ..... ... . . . . . . . . ... ............... . ..... . ... .
IV ........... .......... . . ............. . ... . .. ...... .
V ....... ................. ... ....................... .
VI . ...... .... . ... . ... . .... ................. .. ...... .
II
III
Iv
v
VI
I
I
11
32
37
37
38
39
4L 41
42
43