ALBERT

Note: Enthaltener Beitrag: Russian-German cooperation SYSTEM LAPTEV SEA 2000: the Lena Delta 1998 expedition / edited by Volker Rachold and Mikhail Grigoryev with contributions of the participants , Enthaltener Beitrag: EURASIAN ICE SHEETS: expedition to the lake Lyadhej-To (Polar Urals) in July-August 1998/ by Wolf-Dieter Hermichen and Frank Wischer , Contents for "Russian-German cooperation SYSTEM LAPTEV SEA 2000: the Lena Delta 1998 expedition" 1 lntroduction 2 Expedition Itinerary 2.1 Selection of working areas 2.2 General logistics and transport 2.3 Time tables of individual working groups 2.3.1 Team 1 (Samoylov) 2.3.2 Team 2 (Dunay) 2.3.3 Team 3 (Bykovsky) 2.3.4 Team 4 (Sagastyr) 2.4 Appendix Table A2-1: List of participants Table A2-2: Participating institutions 3 Modern Processes i n Permafrost Affected Soils 3.1 General lntroduction 3.2 Investigation site ,,Samoylov' 3.3 Soils of Samoylov Island 3.3.1 Soil distribution and classification 3.3.2 Soils of the measurement sites 3.4 Energy and water balance of the active layer 3.4.1 Introduction 3.4.2 Field work and methods 3.4.3 First data 3.4.4 Future work 1999 3. 5 Trace gas fluxes in permafrost affected soils 3.5.1 Methane balance 3.5.1.1 Introduction 3.5.1 .2 Methods and fieldwork 3.5.1.3 Results of the soil survey and geological investigations 3.5.1 .4 First results of the methane gas fluxes 3.5.2 CO2-fluxes in permafrost affected soils 3.5.2.1 Introduction 3.5.2.2 Methods and fieldwork 3.5.2.3 Results 3.6 Biological investigations 3.6.1 Botanical research 3.6.2 Soil zoological research 3.6.2.1 Introduction 3.6.2.2 Field work 3.6.2.3 First results 3.6.3 Ornithological observations 3.6.3.1 Methods 3.6.3.2 Results 3.6.4 Distribution and Abundance of Birds in the Lena Delta 3.6.4.1 Introduction 3.6.4.2 Methods and materials 3.6.4.3 Results and discussion 3.7 Further investigations 3.8 References 3.9 Appendix Table A3-1 : List of samples TP 1 Table A3-2: Precipitation and water samples Table A3-3: List of species of the different measurement sites (Site 1 - 3) Table A3-4: Bird species. Lena Delta, rnid-July - August 1998 Table A3-5: Abundance of birds in the channels (inv.110 km) of the different sites of the Lena Delta List A3-1: Description of the soils along the transects of Sarnoylov Island List A3-2: Preliminary total list of plant species from the Sarnoylov Island 4 Modern Sedimentation and Environmental History of the Lena Delta 4.1 lntroduction 4.2 Modern Sedimentation in the Lena Delta 4.2.1 Recent mechanisms of particle transport in the Lena Delta 4.2.2 In-situ conditions of the water column in August 1998 4.2.3 Seasonal changes of water level in the delta region 4.3 Sedimentation and environmental history of the Lena Delta 4.3.1 Introduction 4.3.2 Samples and methods 4.3.3 Field work and preliminary results Arga Island 4.3.4 Field work and preliminary results at Olenyok channel 4.3.5 Field work and preliminary results at Sardakh channel 4.3.6 Field work and preliminary results at Samoylov Island 4.4 Geological-Geomorphological Studies in the Northern Lena River Delta 4.4.1 Introduction 4.4.2 Methods 4.4.3 Study region 4.4.4 Field work results 4.4.5 Conclusions 4.4.6 Acknowledgments 4.5 References 4.6 Appendix Table A4-1: List of stations for hydrological. sedimentological and geophysical investigations Table A4-2: List of sarnples for sedimentological and geochemical investigation Table A4-3: List of samples for Geological-Geomorphological Studies in the Northern Lena River Delta Table A4-4: List of plant species found in the northern Lena River delta 5 Paleoclimate Signals of Ice-rich Permafrost 5.1 Introduction 5.2 Geologie-geomorphological characteristics of the study area 5.3 Modern geological processes on Bykovsky Peninsula 5.4 Ground ice studies 5.4.1 Study subjects. their characteristics 5.4.2 Methods 5.4.3 Sampling conception 5.4.4 First results 5.5 Cryolithological studies 5.5.1 Methods 5.5.2 First results 5.6 Geochronometric age determination 5.7 Paleontological research On the Bykovsky Peninsula 5.7.1 Methods 5.7.2 Collection of large mammal bones 5.7.3 Collection of screened samples for small fossils 5.8 References 5.9 Appendix Table A5-1: List of water and ice samples collected on Bykovsky Peninsula during field season 1998 Table A5-2: List and description of sediment samples collected on Bykovsky Peninsula Table A5-3: List of bone samples submitted to the Radiocarbon Laboratory of the Geological Institute, Russian Academy of Sciences Table A5-4: List of samples collected for absolute age determinations Table A5-5: List of bone samples Table A5-6: List of screened samples for small fossils from the sediments of the Bykovsky Peninsula