Algal photophysiology drives darkening and melt of the Greenland Ice Sheet

CJ Williamson, J Cook, A Tedstone… - Proceedings of the …, 2020 - National Acad Sciences
Blooms of Zygnematophycean “glacier algae” lower the bare ice albedo of the Greenland
Ice Sheet (GrIS), amplifying summer energy absorption at the ice surface and enhancing …

The cost of photoinhibition

JA Raven - Physiologia plantarum, 2011 - Wiley Online Library
Photoinhibition is an inevitable consequence of oxygenic photosynthesis. However, the
concept of a 'photoinhibition‐proof'plant in which photosystem II (PSII) is immune to …

Photophysiology and albedo-changing potential of the ice algal community on the surface of the Greenland ice sheet

ML Yallop, AM Anesio, RG Perkins, J Cook… - The ISME …, 2012 - academic.oup.com
Darkening of parts of the Greenland ice sheet surface during the summer months leads to
reduced albedo and increased melting. Here we show that heavily pigmented, actively …

The microbiome of coastal sediments

GJC Underwood, AJ Dumbrell, TJ McGenity… - The marine …, 2022 - Springer
Coastal zones are among the most productive marine environments and many are highly
impacted by anthropogenic activity. Coastal zones are key regions for the transformation of …

Inorganic carbon availability in benthic diatom communities: photosynthesis and migration

J Marques da Silva, S Cruz… - … Transactions of the …, 2017 - royalsocietypublishing.org
Diatom-dominated microphytobenthos (MPB) is the main primary producer of many intertidal
and shallow subtidal environments, being therefore of critical importance to estuarine and …

Microscale imaging sheds light on species‐specific strategies for photo‐regulation and photo‐acclimation of microphytobenthic diatoms

B Jesus, T Jauffrais, E Trampe… - Environmental …, 2023 - Wiley Online Library
Intertidal microphytobenthic (MPB) biofilms are key sites for coastal primary production,
predominantly by pennate diatoms exhibiting photo‐regulation via non‐photochemical …

Growth form defines physiological photoprotective capacity in intertidal benthic diatoms

A Barnett, V Méléder, L Blommaert, B Lepetit… - The ISME …, 2015 - academic.oup.com
In intertidal marine sediments, characterized by rapidly fluctuating and often extreme light
conditions, primary production is frequently dominated by diatoms. We performed a …

Seafloor primary production in a changing Arctic Ocean

K Attard, RK Singh, JP Gattuso… - Proceedings of the …, 2024 - National Acad Sciences
Phytoplankton and sea ice algae are traditionally considered to be the main primary
producers in the Arctic Ocean. In this Perspective, we explore the importance of benthic …

Physiological versus behavioral photoprotection in intertidal epipelic and epipsammic benthic diatom communities

P Cartaxana, M Ruivo, C Hubas, I Davidson… - Journal of Experimental …, 2011 - Elsevier
Physiological and behavioral photoprotection are the two major mechanisms by which
natural microphytobenthic assemblages protect themselves against high light. These …

The peculiar features of non-photochemical fluorescence quenching in diatoms and brown algae

J Lavaud, R Goss - Non-photochemical quenching and energy dissipation …, 2014 - Springer
Diatoms and brown algae are major contributors to marine primary production. They are
biologically diverse, with thousands of different species, and are extremely successful …