| 21. | N . I . Skhirtladze first studied the volcanoes and divided the volcanism into glacial and postglacial stages.
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| 22. | The changes in the orientation of the state of stress is recorded in the postglacial faults in southeastern Canada.
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| 23. | It may not have been able to move north in the postglacial warming, due to poor dispersal abilities.
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| 24. | Meltwater pulse 1A is also the most widely recognized and least disputed of the named, postglacial meltwater pulses.
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| 25. | His 1935 monograph on the late glacial and postglacial environment of the Upper Mississippi Basin is considered a classic.
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| 26. | Moreover, populations that survived on icefree land have probably in most cases been genetically flooded by postglacial immigrants.
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| 27. | These contain about 74 volcanoes with postglacial activity; they include both monogenetic volcanoes, stratovolcanoes and volcanic complexes.
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| 28. | When the sea level lowered, the area was submerged under a postglacial delta which deposited large volumes of sand.
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| 29. | The postglacial Sultan River cut through the delta moraine, establishing its present course out of the lower Sultan basin.
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| 30. | The bog iron deposits of Northern and Northeastern Europe were created after the Ice Age ended, on postglacial plains.
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