Helle Astrid Kjær
Helle Astrid Kjær
Centre for ice and climate (CIC), Physics of Ice, Climate and Earth (PICE), Niels Bohr Institute
Bestätigte E-Mail-Adresse bei fys.ku.dk
Zitiert von
Zitiert von
Eemian interglacial reconstructed from a Greenland folded ice core
D Dahl-Jensen, MR Albert, A Aldahan, N Azuma, D Balslev-Clausen, ...
Nature 493 (7433), 489, 2013
Organic phosphorus in the terrestrial environment: a perspective on the state of the art and future priorities
TS George, CD Giles, D Menezes-Blackburn, LM Condron, ...
Plant and Soil 427 (1), 191-208, 2018
The summer 2012 Greenland heat wave: In situ and remote sensing observations of water vapor isotopic composition during an atmospheric river event
JL Bonne, HC Steen‐Larsen, C Risi, M Werner, H Sodemann, JL Lacour, ...
Journal of Geophysical Research: Atmospheres 120 (7), 2970-2989, 2015
Initial results from geophysical surveys and shallow coring of the Northeast Greenland Ice Stream (NEGIS)
P Vallelonga, K Christianson, RB Alley, S Anandakrishnan, JEM Christian, ...
The Cryosphere 8 (4), 1275-1287, 2014
Greenland 2012 melt event effects on CryoSat‐2 radar altimetry
J Nilsson, P Vallelonga, SB Simonsen, LS Sørensen, R Forsberg, ...
Geophysical Research Letters 42 (10), 3919-3926, 2015
Greenland records of aerosol source and atmospheric lifetime changes from the Eemian to the Holocene
S Schüpbach, H Fischer, M Bigler, T Erhardt, G Gfeller, D Leuenberger, ...
Nature communications 9 (1), 1-10, 2018
Rapid increase in atmospheric iodine levels in the North Atlantic since the mid-20th century
CA Cuevas, N Maffezzoli, JP Corella, A Spolaor, P Vallelonga, HA Kjær, ...
Nature communications 9 (1), 1-6, 2018
The Ross Sea Dipole–temperature, snow accumulation and sea ice variability in the Ross Sea region, Antarctica, over the past 2700 years
NAN Bertler, H Conway, D Dahl-Jensen, DB Emanuelsson, M Winstrup, ...
Climate of the Past 14 (2), 193-214, 2018
Seasonality of halogen deposition in polar snow and ice
A Spolaor, P Vallelonga, J Gabrieli, T Martma, MP Björkman, E Isaksson, ...
Atmospheric Chemistry and Physics 14 (18), 9613-9622, 2014
Ice core evidence for a 20th century increase in surface mass balance in coastal Dronning Maud Land, East Antarctica
M Philippe, JL Tison, K Fjøsne, B Hubbard, HA Kjær, J Lenaerts, R Drews, ...
The Cryosphere 10 (5), 2501-2516, 2016
Duration of Greenland Stadial 22 and ice-gas Δage from counting of annual layers in Greenland NGRIP ice core
P Vallelonga, G Bertagna, T Blunier, HA Kjær, TJ Popp, SO Rasmussen, ...
Climate of the Past 8 (6), 1839-1847, 2012
East Greenland ice core dust record reveals timing of Greenland ice sheet advance and retreat
MF Simonsen, G Baccolo, T Blunier, A Borunda, B Delmonte, R Frei, ...
Nature communications 10 (1), 1-8, 2019
A 2700-year annual timescale and accumulation history for an ice core from Roosevelt Island, West Antarctica
M Winstrup, P Vallelonga, HA Kjær, TJ Fudge, JE Lee, MH Riis, ...
Climate of the Past 15 (2), 751-779, 2019
Determination of 129 I in Arctic snow by a novel analytical approach using IC-ICP-SFMS
Ž Ežerinskis, A Spolaor, T Kirchgeorg, G Cozzi, P Vallelonga, HA Kjaer, ...
Journal of Analytical Atomic Spectrometry 29 (10), 1827-1834, 2014
Particle shape accounts for instrumental discrepancy in ice core dust size distributions
MF Simonsen, L Cremonesi, G Baccolo, S Bosch, B Delmonte, T Erhardt, ...
Climate of the Past 14 (5), 601-608, 2018
Greenland records of aerosol source and atmospheric lifetime changes from the Eemian to the Holocene, Nat. Commun., 9, 1476
S Schüpbach, H Fischer, M Bigler, T Erhardt, G Gfeller, D Leuenberger, ...
Continuous flow analysis method for determination of dissolved reactive phosphorus in ice cores
HA Kjær, P Vallelonga, A Svensson, MEL Kristensen, C Tibuleac, ...
Environmental science & technology 47 (21), 12325-12332, 2013
On the occurrence of annual layers in Dome Fuji ice core early Holocene ice
A Svensson, S Fujita, M Bigler, M Braun, R Dallmayr, V Gkinis, ...
Climate of the Past 11 (9), 1127-1137, 2015
Past perspectives on the present era of abrupt Arctic climate change
E Jansen, JH Christensen, T Dokken, KH Nisancioglu, BM Vinther, ...
Nature Climate Change 10 (8), 714-721, 2020
An optical dye method for continuous determination of acidity in ice cores
HA Kjær, P Vallelonga, A Svensson, M Elleskov L. Kristensen, C Tibuleac, ...
Environmental science & technology 50 (19), 10485-10493, 2016
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