DEEP PURPLE: darkening of the Greenland Ice Sheet

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Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

SNICAR-ADv4: A physically based radiative transfer model to represent the spectral albedo of glacier ice

Author(s): Chloe A. Whicker; Mark Flanner; Cheng Dang; Charles S. Zender; Joseph Cook; Alex S. Gardner
Published in: The Cryosphere, Issue 16, 2022, Page(s) 1197–1220, ISSN 1994-0424
Publisher: Copernicus Publications
DOI: 10.5194/tc-16-1197-2022

Mineral phosphorus drives glacier algal blooms on the Greenland Ice Sheet

Author(s): Jenine McCutcheon, Stefanie Lutz, Christopher Williamson, Joseph M. Cook, Andrew J. Tedstone, Aubry Vanderstraeten, Siobhan A. Wilson, Anthony Stockdale, Steeve Bonneville, Alexandre M. Anesio, Marian L. Yallop, James B. McQuaid, Martyn Tranter, Liane G. Benning
Published in: Nature Communications, Issue 12/1, 2021, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-020-20627-w

Mapping red algal blooms and their albedo-reducing effect on seasonal snowfields at Hardangervidda, Southern Norway

Author(s): Lou-Anne Chevrollier, Adrien Wehrlé, Joseph M. Cook, Grégoire Guillet, Liane G. Benning, Alexandre M. Anesio, Martyn Tranter
Published in: Frontiers in Earth Science, Issue 13, 2025, ISSN 2296-6463
Publisher: Frontiers Media SA
DOI: 10.3389/feart.2025.1508719

Light absorption and albedo reduction by pigmented microalgae on snow and ice

Author(s): Chevrollier L, Cook JM, Halbach L, Jakobsen H, Benning LG, Anesio AM and Tranter M
Published in: Journal of Glaciology, Issue 69 (274), 2022, Page(s) 333 - 341, ISSN 0022-1430
Publisher: International Glaciological Society
DOI: 10.1017/jog.2022.64

New method provides first evidence of fine-scale <i>in situ</i> heterogeneity in glacier algal photophysiology

Author(s): Christopher J. Williamson, Alex M. B. Anesio, Liane G. Benning, Martyn Tranter
Published in: European Journal of Phycology, Issue 60, 2025, Page(s) 35-42, ISSN 0967-0262
Publisher: Taylor & Francis
DOI: 10.1080/09670262.2024.2440372

Biological albedo reduction on ice sheets, glaciers, and snowfields

Author(s): Scott Hotaling, Stefanie Lutz, Roman J.Dial, Alexandre M.Anesio, Liane G.Benning, Andrew G. Fountain, Joanna L.Kelley, Jenine McCutcheon, S. McKenzie Skiles, Nozomu Takeuchi, Trinity L. Hamilton
Published in: Earth-Science Reviews, Issue 220, 2021, ISSN 0012-8252
Publisher: Elsevier BV
DOI: 10.1016/j.earscirev.2021.103728

Sulfur- and iron-rich mineralogical features preserved in permafrost in the Canadian High Arctic: Analogs for the astrobiological exploration of Mars

Author(s): Lau GE, Trivedi CB, Grasby SE, Spear JR, Cosmidis J and Templeton AS
Published in: Frontiers in Astronomy and Space Sciences, Issue 9, 2022, ISSN 2296-987X
Publisher: Frontiers
DOI: 10.3389/fspas.2022.825019

Interactions of Fungi and Algae from the Greenland Ice Sheet

Author(s): L. Perini; C. Gostinčar; M. Likar; J. C. Frisvad; R. Kostanjšek; M. Nicholes; C. Williamson; A. M. Anesio; P. Zalar; N. Gunde-Cimerman
Published in: Environmental Microbiology, 2022, ISSN 1462-2920
Publisher: Wiley
DOI: 10.1007/s00248-022-02033-5

Long-Read–Based Hybrid Genome Assembly and Annotation of Snow Algal Strain CCCryo 101-99 (cf. <i>Sphaerocystis</i> sp., Chlamydomonadales)

Author(s): Ozan Çiftçi, Athanasios Zervas, Stefanie Lutz, Helen Feord, Christoph Keusching, Thomas Leya, Martyn Tranter, Alexandre M Anesio, Liane G Benning
Published in: Genome Biology and Evolution, Issue 16, 2024, ISSN 1759-6653
Publisher: Oxford University Press
DOI: 10.1093/gbe/evae140

Pigment signatures of algal communities and their implications for glacier surface darkening

Author(s): Halbach L, Chevrollier L, Doting E, Cook JM, Jensen MB, Benning LG, Bradley JA, Hansen M, Lund-Hansen LC, Markager S, Sorrell BK, Tranter M, Trivedi CB, Winkel M and Anesio AM
Published in: Scientific Reports, Issue 12(1):17643, 2022, ISSN 2045-2322
Publisher: Nature Publishing Group
DOI: 10.1038/s41598-022-22271-4

Seasonality of Glacial Snow and Ice Microbial Communities

Author(s): Matthias Winkel, Christopher B Trivedi, Rey Mourot, James A Bradley, Andrea Vieth-Hillebrand , Liane G Benning
Published in: Frontiers in Microbiology, 2022, ISSN 1664-302X
Publisher: Frontiers Media
DOI: 10.3389/fmicb.2022.876848

Let's talk fieldwork: early-career scientists sharing practical knowledge about polar fieldwork

Author(s): Erik Loebel, Luisa von Albedyll, Rey Mourot, Lena Nicola
Published in: Polarforschung, Issue 90, 2022, Page(s) 29-32, ISSN 2190-1090
Publisher: Copernicus GmbH
DOI: 10.5194/polf-90-29-2022

DNA/RNA Preservation in Glacial Snow and Ice Samples

Author(s): Christopher B Trivedi, Christoph Keuschnig, Catherine Larose, Daniel Vasconcelos Rissi, Rey Mourot, James A Bradley, Matthias Winkel, Liane G Benning
Published in: Frontiers in Microbiology, 2022, ISSN 1664-302X
Publisher: Frontiers Media
DOI: 10.3389/fmicb.2022.894893

Extraction Strategies for Profiling the Molecular Composition of Particulate Organic Matter on Glacier Surfaces

Author(s): Runa Antony, Pamela E. Rossel, Helen K. Feord, Thorsten Dittmar, Martyn Tranter, Alexandre Magno Anesio, Liane G. Benning
Published in: Environmental Science & Technology, Issue 59, 2025, Page(s) 4455-4468, ISSN 0013-936X
Publisher: American Chemical Society
DOI: 10.1021/acs.est.4c10088

The Impact of Bare Ice Duration and Geo-Topographical Factors on the Darkening of the Greenland Ice Sheet

Author(s): Feng S, Cook JM, Naegeli K, Anesio AM, Benning LG and Tranter M
Published in: Geophysical Research Letters, Issue 51(1), 2023, ISSN 0094-8276
Publisher: American Geophysical Union
DOI: 10.1029/2023gl104894

Holed up, but thriving: Impact of multitrophic cryoconite communities on glacier elemental cycles

Author(s): Runa Antony, Dattatray Mongad, Aritri Sanyal, Dhiraj Dhotre, Meloth Thamban
Published in: Science of The Total Environment, Issue 933, 2024, Page(s) 173187, ISSN 0048-9697
Publisher: Elsevier BV
DOI: 10.1016/j.scitotenv.2024.173187

Active and dormant microorganisms on glacier surfaces

Author(s): Bradley JA, Trivedi CB, Winkel M, Mourot R, Lutz S, Larose C, Keuschnig C, Doting E, Halbach L, Zervas A, Anesio AM and Benning LG
Published in: Geobiology, Issue 21(2), 2022, Page(s) 244-261, ISSN 1472-4677
Publisher: Blackwell Publishing Inc.
DOI: 10.1111/gbi.12535

The exometabolome of microbial communities inhabiting bare ice surfaces on the southern Greenland Ice Sheet

Author(s): Eva L. Doting, Marie B. Jensen, Elisa K. Peter, Lea Ellegaard-Jensen, Martyn Tranter, Liane G. Benning, Martin Hansen, Alexandre M. Anesio
Published in: Environmental Microbiology, Issue 26(2), 2024, ISSN 1462-2912
Publisher: Blackwell Publishing Inc.
DOI: 10.1111/1462-2920.16574

Molecular-level characterization of supraglacial dissolved and water-extractable organic matter along a hydrological flow path in a Greenland Ice Sheet micro-catchment

Author(s): Eva L. Doting, Ian T. Stevens, Anne M. Kellerman, Pamela E. Rossel, Runa Antony, Amy M. McKenna, Martyn Tranter, Liane G. Benning, Robert G. M. Spencer, Jon R. Hawkings, Alexandre M. Anesio
Published in: Biogeosciences, Issue 22, 2025, Page(s) 41-53, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-22-41-2025

Optimal estimation of snow and ice surface parameters from imaging spectroscopy measurements

Author(s): Niklas Bohn, Thomas H. Painter, David R. Thompson, Nimrod Carmon, Jouni Susiluoto, Michael J. Turmon, Mark C. Helmlinger, Robert O. Green, Joseph M. Cook, Luis Guanter
Published in: Remote Sensing of Environment, Issue 264, 2021, ISSN 0034-4257
Publisher: Elsevier BV
DOI: 10.1016/j.rse.2021.112613

Greenland Ice Sheet Surfaces Colonized by Microbial Communities Emit Volatile Organic Compounds

Author(s): Doting, Eva L.; Davie-Martin, Cleo L.; Johansen, Anders; Benning, Liane G.; Tranter, Martyn; Rinnan, Riikka; Anesio, Alexandre M.
Published in: Frontiers in Microbiology, 2022, ISSN 1664-302X
Publisher: Frontiers Media
DOI: 10.3389/fmicb.2022.886293

Long time series (1984–2020) of albedo variations on the Greenland ice sheet from harmonized Landsat and Sentinel 2 imagery

Author(s): Feng S, Cook JM, Anesio AM, Benning LG and Tranter M
Published in: Journal of Glaciology, 2023, ISSN 0022-1430
Publisher: International Glaciological Society
DOI: 10.1017/jog.2023.11

Dark ice in a warming world: advances and challenges in the study of Greenland Ice Sheet's biological darkening

Author(s): Halbach L, Chevrollier LA, Cook JM, Stevens IT, Hansen M, Anesio AM, Benning LG and Tranter M
Published in: Annals of Glaciology, Issue 63 (87-89 ), 2023, Page(s) 95-100, ISSN 0260-3055
Publisher: International Glaciological Society
DOI: 10.1017/aog.2023.17

Single-cell imaging reveals efficient nutrient uptake and growth of microalgae darkening the Greenland Ice Sheet

Author(s): Laura Halbach, Katharina Kitzinger, Martin Hansen, Sten Littmann, Liane G. Benning, James A. Bradley, Martin J. Whitehouse, Malin Olofsson, Rey Mourot, Martyn Tranter, Marcel M. M. Kuypers, Lea Ellegaard-Jensen, Alexandre M. Anesio
Published in: Nature Communications, Issue 16, 2025, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-025-56664-6

Spatially consistent microbial biomass and future cellular carbon release from melting Northern Hemisphere glacier surfaces

Author(s): Stevens IT, Irvine-Fynn TDL, Edwards A, Mitchell AC, Cook JM, Porter PR, Holt TO, Huss M, Fettweis X, Moorman BJ, Sattler B and Hodson AJ
Published in: Communications Earth & Environment, Issue 275, 2022, ISSN 2662-4435
Publisher: Springer Nature
DOI: 10.1038/s43247-022-00609-0

Compositions of dissolved organic matter in the ice-covered waters above the Aurora hydrothermal vent system, Gakkel Ridge, Arctic Ocean

Author(s): Sert MF, Niemann H, Reeves EP, Granskog MA, Hand KP, Kekäläinen T, Jänis J, Rossel PE, Ferré B, Silyakova A and Gründger F
Published in: Biogeosciences, Issue 19, 2022, Page(s) 2101-2120, ISSN 1726-4189
Publisher: Copernicus Publ.
DOI: 10.5194/bg-19-2101-2022

The encoded and expressed biosynthetic potential of Greenland Ice Sheet microbes

Author(s): Ate H. Jaarsma, Katie Sipes, Athanasios Zervas, Helen K. Feord, Francisco Campuzano Jiménez, Mariane S. Thøgersen, Liane G. Benning, Martyn Tranter, Alexandre M. Anesio
Published in: Frontiers in Microbiology, Issue 16, 2025, ISSN 1664-302X
Publisher: Frontiers Media
DOI: 10.3389/fmicb.2025.1620548

Dynamics of organic matter in algal blooms on the Greenland ice sheet

Author(s): Pamela E. Rossel, Runa Antony, Rey Mourot, Thorsten Dittmar, Alexandre M. Anesio, Martyn Tranter, Liane G. Benning
Published in: Scientific Reports, Issue 15, 2025, ISSN 2045-2322
Publisher: Nature Publishing Group
DOI: 10.1038/s41598-025-92182-7

A new dark ice albedo threshold and its applications

Author(s): Shunan Feng, Christopher J Williamson, Joseph M Cook, Yukihiko Onuma, Nozomu Takeuchi, Alexandre Magno Anesio, Liane G Benning, Martyn Tranter
Published in: Environmental Research Letters, Issue 20, 2025, Page(s) 084066, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/adeea9

Novel insights in cryptic diversity of snow and glacier ice algae communities combining 18S rRNA gene and ITS2 amplicon sequencing

Author(s): Daniel Remias, Lenka Procházková, Linda Nedbalová, Liane G Benning, Stefanie Lutz
Published in: FEMS Microbiology Ecology, Issue 99, 2023, ISSN 1574-6941
Publisher: Oxford University Press (OUP)
DOI: 10.1093/femsec/fiad134

Dissolved Nitrogen Speciation and Concentration During Spring Thaw in the Greenland Ice Sheet Dark Zone: Evidence for Microbial Activity

Author(s): Holland AT, Williamson CJ, Tedstone AJ, Anesio AM, Tranter M
Published in: Frontiers in Earth Science, Issue 10 - 2022, 2022, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2022.711560

Textural and chemical inheritance during a pseudomorphic double mineral transformation

Author(s): P Forjanes, J.P.H. Perez, C. Berryman, M. Syczewski, L.G. Benning
Published in: Geochemical Perspectives Letters, Issue 34, 2025, Page(s) 50-56, ISSN 2410-339X
Publisher: European Association of Geochemistry
DOI: 10.7185/geochemlet.2513

Remote sensing of ice albedo using harmonized Landsat and Sentinel 2 datasets: validation

Author(s): Feng S, Cook JM, Onuma Y, Naegeli K, Tan W, Anesio AM, Benning LG and Tranter M
Published in: International Journal of Remote Sensing, 2023, ISSN 0143-1161
Publisher: Taylor & Francis
DOI: 10.1080/01431161.2023.2291000

Photophysiological response of glacier ice algae to abiotic stressors

Author(s): Marie Bolander Jensen, Thomas Turpin-Jelfs, Martyn Tranter, Liane G. Benning, Alexandre M. Anesio
Published in: Frontiers in Geochemistry, Issue 2, 2024, ISSN 2813-5962
Publisher: Frontiers Media SA
DOI: 10.3389/fgeoc.2024.1436488

Exploring microbial diversity in Greenland Ice Sheet supraglacial habitats through culturing-dependent and -independent approaches

Author(s): Jaarsma, Sipes, Zervas, Jiménez, Ellegaard-Jensen, Thøgersen, Stougaard, Benning, Tranter and Anesio
Published in: FEMS Microbiology Ecology, Issue 99(11), 2023, ISSN 0168-6496
Publisher: Blackwell
DOI: 10.1093/femsec/fiad119

Genotyping by sequencing for estimating relative abundances of diatom taxa in mock communities

Author(s): Çiftçi O, Wagemaker CAM, Mertens A, van Bodegom P, Pirovano W and Gravendeel B
Published in: BMC Ecology and Evolution, Issue 23(1):4, 2023, ISSN 2730-7182
Publisher: Springer Nature
DOI: 10.1186/s12862-023-02104-2

The Bioinformatics Virtual Coordination Network: An Open-Source and Interactive Learning Environment

Author(s): Benjamin J. Tully, Joy Buongiorno, Ashley B. Cohen, Jacob A. Cram, Arkadiy I. Garber, Sarah K. Hu, Arianna I. Krinos, Philip T. Leftwich, Alexis J. Marshall, Ella T. Sieradzki, Daan R. Speth, Elizabeth A Suter, Christopher B. Trivedi, Luis E. Valentin-Alvarado, JL Weissman
Published in: Frontiers in Education, Issue 6, 2022, ISSN 2504-284X
Publisher: Frontiers Media SA
DOI: 10.3389/feduc.2021.711618

Separating the albedo-reducing effect of different light-absorbing particles on snow using deep learning

Author(s): Lou-Anne Chevrollier, Adrien Wehrlé, Joseph M. Cook, Norbert Pirk, Liane G. Benning, Alexandre M. Anesio, Martyn Tranter
Published in: The Cryosphere, Issue 19, 2025, Page(s) 1527-1538, ISSN 1994-0424
Publisher: Copernicus GmbH
DOI: 10.5194/tc-19-1527-2025

Homologs of Ancestral CNNM Proteins Affect Magnesium Homeostasis and Circadian Rhythmicity in a Model Eukaryotic Cell

Author(s): Sergio Gil, Helen K. Feord, Gerben van Ooijen
Published in: International Journal of Molecular Sciences, Issue 24(3), 2023, ISSN 1422-0067
Publisher: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/ijms24032273

Cryo multi-scale microscopy visualization tools for studying microbial communities on glacier surfaces

Author(s): Rey Mourot, Vladimir Roddatis, Alexandre M. Anesio, Martyn Tranter, Liane G. Benning
Published in: Frontiers in Earth Science, Issue 13, 2025, ISSN 2296-6463
Publisher: Frontiers Media SA
DOI: 10.3389/feart.2025.1572881

The dark art of cultivating glacier ice algae

Author(s): Jensen MB, Perini L, Halbach L, Jakobsen H, Haraguchi L, Ribeiro S, Tranter M, Benning LG and Anesio AM
Published in: Botany Letters, 2023, ISSN 1253-8078
Publisher: Societe Botanique de France
DOI: 10.1080/23818107.2023.2248235

Cosmopolitan and endemic species jointly enhance the potential of producing algal blooms in Tibetan glaciers

Author(s): Decun Yan, Mukan Ji, Alexandre M. Anesio, Belinda C. Ferrari, Liane G. Benning, Yunjie Chen, Nozomu Takeuchi, Pengfei Liu, Yongqin Liu
Published in: Communications Earth & Environment, Issue 6, 2025, ISSN 2662-4435
Publisher: Springer Science and Business Media LLC
DOI: 10.1038/s43247-025-02528-2

Giant viral signatures on the Greenland ice sheet

Author(s): Laura Perini, Katie Sipes, Athanasios Zervas, Christopher Bellas, Stefanie Lutz, Mohammad Moniruzzaman, Rey Mourot, Liane G. Benning, Martyn Tranter, Alexandre M. Anesio
Published in: Microbiome, Issue 12, 2024, ISSN 2049-2618
Publisher: Springer Science and Business Media LLC
DOI: 10.1186/s40168-024-01796-y

Geochemical reactions initiated by subglacial abrasion of natural quartz and alkali feldspar

Author(s): Beatriz Gill-Olivas, Jon Telling, Martyn Tranter
Published in: Frontiers in Earth Science, Issue 12, 2024, ISSN 2296-6463
Publisher: Frontiers Media SA
DOI: 10.3389/feart.2024.1371128

Endometabolic profiling of pigmented glacier ice algae: the impact of sample processing

Author(s): Elisa K. Peter, Carsten Jaeger, Jan Lisec, R. Sven Peters, Rey Mourot, Pamela E. Rossel, Martyn Tranter, Alexandre M. Anesio, Liane G. Benning
Published in: Metabolomics, Issue 20, 2024, ISSN 1573-3890
Publisher: Springer Science and Business Media LLC
DOI: 10.1007/s11306-024-02147-6

The apparent effect of orbital drift on time series of MODIS MOD10A1 albedo on the Greenland ice sheet

Author(s): Feng S, Wehrlé A, Cook JM, Anesio AM, Box JE, Benning LG and Tranter M
Published in: Science of Remote Sensing, Issue 9, 2023, ISSN 2666-0172
Publisher: Elsevier
DOI: 10.1016/j.srs.2023.100116

The Undiscovered Biosynthetic Potential of the Greenland Ice Sheet Microbiome

Author(s): Jaarsma, Sipes, Zervas, Jiménez, Smith, Svendsen, Ellegaard-Jensen, Thøgersen, Stougaard, Benning, Tranter and Anesio
Published in: ARPHA Conference Abstracts, Issue 6, 2023, ISSN 2603-3925
Publisher: Pensoft Publishers
DOI: 10.3897/aca.6.e108004

Assessment of the impact of glacial algae and abiotic impurities on the melting of the Greenland ice sheet

Author(s): Anesio, Alexandre Magno; Cook, Joseph Mitchell
Published in: Scientific Report from DCE – Danish Centre for Environment and Energy, Issue 481, 2022, ISBN 978-87-7156-657-4
Publisher: Aarhus University, DCE – Danish Centre for Environment and Energy

PROMBIO - Programme for monitoring glacier ice algae on the Greenland Ice Sheet

Author(s): Alexandre Magno Anesio
Published in: Technical Report from DCE – Danish Centre for Environment and Energy, Issue 314, 2024, ISBN 978-87-7156-868-4
Publisher: Aarhus University, DCE – Danish Centre for Environment and Energy

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