J.A. Karhu
University of Helsinki, Helsinki, N/A
Activity
2017
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LOMAGUNDI CARBON-ISOTOPE EXCURSION ON THE AMAZONIAN CRATON
3 D49. Recent Advances in Precambrian GeologySunday, 22 October 20178:00 AM - 12:00 PMRoom 3A
2011
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GROUNDWATER-RIVER WATER INTERACTIONS IN THE CATCHMENT OF THE RIVER VANTAA AND ITS TRIBUTARIES, SOUTHERN FINLAND
2 Hydrogeology I: Water Resources and Water BalancesSunday, 9 October 20118:00 AM - 12:00 PMRoom M100FG
2006
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PALEOENVIRONMENTAL CHANGE ON WRANGEL ISLAND, NE SIBERIA, RECORDED IN 87SR/86SR OF HERBIVORE SKELETAL REMAINS
T161 Better Living Through Geochemistry: Fostering an Understanding of Terrestrial Paleoenvironments and PaleoclimatesTuesday, 24 October 20061:30 PM - 5:30 PM
2004
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LIGHT PALEOPROTEROZOIC MANTLE CARBON: EVIDENCE FROM FENNOSCANDIAN CARBONATITES
T142 Early Paleoproterozoic (2.5–2.0 Ga) Events and Rates: Bridging Field Studies and ModelsTuesday, 9 November 20048:00 AM - 12:00 PM
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GLOBAL RECORDS OF THE PALEOPROTEROZOIC CARBON ISOTOPE EXCURSION
105 Early Paleoproterozoic (2.5–2.0 Ga) Events and Rates: Bridging Field Studies and ModelsMonday, 8 November 20041:30 PM - 5:30 PM
2001
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EARLY PALEOPROTEROZOIC (2.5–2.0 GA) GIANT SEDIMENT-HOSTED MINERAL DEPOSITS: A RESPONSE TO ENVIRONMENTAL CHANGES
T165 Evolution of the Precambrian EarthThursday, 8 November 20018:00 AM - 12:00 PM
Date Unknown
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SUBDUCTED ORGANIC CARBON – EVIDENCE FROM PALEOPROTEROZOIC CARBONATITES IN FINLAND
201 Geochemistry, Other (Posters)