Zobrazeno 1 - 10
of 32
pro vyhledávání: '"L S, Shirokova"'
Autor:
S. Cazaurang, M. Marcoux, O. S. Pokrovsky, S. V. Loiko, A. G. Lim, S. Audry, L. S. Shirokova, L. Orgogozo
Publikováno v:
Hydrology and Earth System Sciences, Vol 27, Pp 431-451 (2023)
Due to its insulating and draining role, assessing ground vegetation cover properties is important for high-resolution hydrological modeling of permafrost regions. In this study, morphological and effective hydraulic properties of Western Siberian Lo
Externí odkaz:
https://doaj.org/article/b42f4987dd4545e4bacb297a6a344742
Autor:
A. G. Lim, I. V. Krickov, S. N. Vorobyev, M. A. Korets, S. Kopysov, L. S. Shirokova, J. Karlsson, O. S. Pokrovsky
Publikováno v:
Biogeosciences, Vol 19, Pp 5859-5877 (2022)
Despite recent progress in the understanding of the carbon (C) cycle of Siberian permafrost-affected rivers, spatial and seasonal dynamics of C export and emission from medium-sized rivers (50 000–300 000 km2 watershed area) remain poorly known. He
Externí odkaz:
https://doaj.org/article/ace87c72fbfc4a4e920163c271bed397
Autor:
L. S. Shirokova, A. V. Chupakov, S. A. Zabelina, N. V. Neverova, D. Payandi-Rolland, C. Causserand, J. Karlsson, O. S. Pokrovsky
Publikováno v:
Biogeosciences, Vol 16, Pp 2511-2526 (2019)
In contrast to the large number of studies on humic waters from permafrost-free regions and oligotrophic waters from permafrost-bearing regions, the bio- and photolability of DOM from the humic surface waters of permafrost-bearing regions has not bee
Externí odkaz:
https://doaj.org/article/adca09f4f4d54d978d6789d2af6f683b
Autor:
I. V. Krickov, A. G. Lim, R. M. Manasypov, S. V. Loiko, L. S. Shirokova, S. N. Kirpotin, J. Karlsson, O. S. Pokrovsky
Publikováno v:
Biogeosciences, Vol 15, Pp 6867-6884 (2018)
In contrast to numerous studies on the dynamics of dissolved ( 0.45 µm) matter (RSM) in these regions. In order to test the effect of climate, permafrost and physio-geographical landscape parameters (bogs, forest and lake coverage of the waters
Externí odkaz:
https://doaj.org/article/6c01890ec862409fa80419b9c7d86bf4
Autor:
V. P. Shevchenko, O. S. Pokrovsky, S. N. Vorobyev, I. V. Krickov, R. M. Manasypov, N. V. Politova, S. G. Kopysov, O. M. Dara, Y. Auda, L. S. Shirokova, L. G. Kolesnichenko, V. A. Zemtsov, S. N. Kirpotin
Publikováno v:
Hydrology and Earth System Sciences, Vol 21, Pp 5725-5746 (2017)
In order to better understand the chemical composition of snow and its impact on surface water hydrochemistry in the poorly studied Western Siberia Lowland (WSL), the surface layer of snow was sampled in February 2014 across a 1700 km latitudinal
Externí odkaz:
https://doaj.org/article/b69c90e4962d4efc990e5573e3fa770b
Autor:
T. V. Raudina, S. V. Loiko, A. G. Lim, I. V. Krickov, L. S. Shirokova, G. I. Istigechev, D. M. Kuzmina, S. P. Kulizhsky, S. N. Vorobyev, O. S. Pokrovsky
Publikováno v:
Biogeosciences, Vol 14, Pp 3561-3584 (2017)
Mobilization of dissolved organic carbon (DOC) and related trace elements (TEs) from the frozen peat to surface waters in the permafrost zone is expected to enhance under ongoing permafrost thaw and active layer thickness (ALT) deepening in high-l
Externí odkaz:
https://doaj.org/article/02384a456cfb4aa7b638eccc30f2efee
Autor:
O. S. Pokrovsky, R. M. Manasypov, S. Loiko, L. S. Shirokova, I. A. Krickov, B. G. Pokrovsky, L. G. Kolesnichenko, S. G. Kopysov, V. A. Zemtzov, S. P. Kulizhsky, S. N. Vorobyev, S. N. Kirpotin
Publikováno v:
Biogeosciences, Vol 12, Iss 21, Pp 6301-6320 (2015)
Analysis of organic and inorganic carbon (DOC and DIC, respectively), pH, Na, K, Ca, Mg, Cl, SO4 and Si in ~ 100 large and small rivers (< 10 to ≤ 150 000 km2) of western Siberia sampled in winter, spring, and summer over a more than 1500 km latitu
Externí odkaz:
https://doaj.org/article/6eb6a264e0d2443499d36149bcbba356
Autor:
R. M. Manasypov, S. N. Vorobyev, S. V. Loiko, I. V. Kritzkov, L. S. Shirokova, V. P. Shevchenko, S. N. Kirpotin, S. P. Kulizhsky, L. G. Kolesnichenko, V. A. Zemtzov, V. V. Sinkinov, O. S. Pokrovsky
Publikováno v:
Biogeosciences, Vol 12, Iss 10, Pp 3009-3028 (2015)
Despite relatively good knowledge of the biogeochemistry of Siberian thermokarst lakes during summer base flow, their seasonal dynamics remains almost unexplored. This work describes the chemical composition of ~130 thermokarst lakes ranging in size
Externí odkaz:
https://doaj.org/article/1f367ac5b0dc4295bc9b5267a4e6855c
Publikováno v:
The Cryosphere, Vol 8, Iss 4, Pp 1177-1193 (2014)
This work describes the hydrochemical composition of thermokarst lake and pond ecosystems, which are observed in various sizes with different degrees of permafrost influence and are located in the northern part of western Siberia within the continuou
Externí odkaz:
https://doaj.org/article/6096d1a5fb434e7e83d7eb14e07063a1
Autor:
O. S. Pokrovsky, L. S. Shirokova, J. Viers, V. V. Gordeev, V. P. Shevchenko, A. V. Chupakov, T. Y. Vorobieva, F. Candaudap, C. Causserand, A. Lanzanova, C. Zouiten
Publikováno v:
Ocean Science, Vol 10, Iss 1, Pp 107-125 (2014)
The estuarine behavior of organic carbon (OC) and trace elements (TE) was studied for the largest European sub-Arctic river, which is the Severnaya Dvina; this river has a deltaic estuary covered in ice during several hydrological seasons: summer (Ju
Externí odkaz:
https://doaj.org/article/47a510fa14ef444a87738dc9c36ea4b1