Stoichiometric shifts in soil C: N: P promote bacterial taxa dominance, maintain biodiversity, and deconstruct community assemblages

ZT Aanderud, S Saurey, BA Ball, DH Wall… - Frontiers in …, 2018 - frontiersin.org
Imbalances in C: N: P supply ratios may cause bacterial resource limitations and constrain
biogeochemical processes, but the importance of shifts in soil stoichiometry are complicated …

Phosphatization under birds' activity: Ornithogenesis at different scales on Antarctic Soilscapes

WF Rodrigues, FS de Oliveira, CEGR Schaefer… - Geoderma, 2021 - Elsevier
Extensive areas of penguins' nesting (Pygoscelis sp.), on ice-free areas, account for vast
deposits of organic matter-rich guano in maritime Antarctica. One such area, at Harmony …

[HTML][HTML] Fraction distribution and dynamic cycling of phosphorus in lacustrine sediment at Inexpressible Island, Antarctica

Z Zheng, X Wang, J **, J Hao, Y Nie, X Chen… - Environment …, 2022 - Elsevier
Phosphorus (P) chemistry and its dynamic cycling are essential for understanding aquatic
primary productivity and ecosystem structure. However, there is a lack of knowledge on P …

Site conditions and vegetation determine phosphorus and sulfur speciation in soils of Antarctica

J Prietzel, I Prater, LCC Hurtarte, F Hrbáček… - … et Cosmochimica Acta, 2019 - Elsevier
Phosphorus (P) and sulfur (S) are essential elements for life, and peculiarities of Antarctic
soils regarding their S and P status likely affect terrestrial and aquatic ecosystems in …

C: N: P stoichiometry in six distinct habitats of a glacier terminus in the source area of the Yangtze River

Z Ren, H Gao, W Luo, JJ Elser - Biogeochemistry, 2022 - Springer
Glaciers are among the least explored environments on Earth, especially from a perspective
of nutrient stoichiometry. Here, we documented and compared the nutrient concentrations …

Soil biological responses to C, N and P fertilization in a polar desert of Antarctica

BA Ball, BJ Adams, JE Barrett, DH Wall… - Soil Biology and …, 2018 - Elsevier
In the polar desert ecosystem of the McMurdo Dry Valleys of Antarctica, biology is
constrained by available liquid water, low temperatures, as well as the availability of organic …

Biogeochemical weathering of soil apatite grains in the McMurdo Dry Valleys, Antarctica

RC Heindel, WB Lyons, SA Welch, AM Spickard… - Geoderma, 2018 - Elsevier
The biogeochemical weathering of the mineral apatite links the lithosphere to the biosphere
by releasing the essential nutrient phosphorus (P) into the soil ecosystem. In Taylor Valley …

Rhizosphere assembly alters along a chronosequence in the Hallstätter glacier forefield (Dachstein, Austria)

WA Wicaksono, M Mora, S Bickel, C Berg… - FEMS Microbiology …, 2024 - academic.oup.com
Rhizosphere microbiome assembly is essential for plant health, but the temporal dimension
of this process remains unexplored. We used a chronosequence of 150 years of the …

[HTML][HTML] Geochemical zones and environmental gradients for soils from the central Transantarctic Mountains, Antarctica

MA Diaz, CB Gardner, SA Welch, WA Jackson… - …, 2021 - bg.copernicus.org
Previous studies have established links between biodiversity and soil geochemistry in the
McMurdo Dry Valleys, Antarctica, where environmental gradients are important determinants …

Transit times and rapid chemical equilibrium explain chemostasis in glacial meltwater streams in the McMurdo Dry Valleys, Antarctica

AN Wlostowski, MN Gooseff… - Geophysical …, 2018 - Wiley Online Library
Fluid transit time is understood to be an important control on the shape of concentration‐
discharge (C‐q) relationships, yet empirical evidence supporting this linkage is limited. We …