Evaluating global temperature calibrations for lacustrine branched GDGTs: Seasonal variability, paleoclimate implications, and future directions

B Zhao, JM Russell, VC Tsai, A Blaus… - Quaternary Science …, 2023 - Elsevier
Branched glycerol dialkyl glycerol tetraethers (brGDGTs) preserved in lake sediments are
increasingly used to investigate past terrestrial temperatures. brGDGTs are ubiquitous in …

The production of diverse brGDGTs by an Acidobacterium providing a physiological basis for paleoclimate proxies

Y Chen, F Zheng, H Yang, W Yang, R Wu, X Liu… - … et Cosmochimica Acta, 2022 - Elsevier
Microbial lipid biomarkers preserved in geological archives can be used to explore past
climate changes. Branched glycerol dialkyl glycerol tetraethers (brGDGTs) are unique …

The grassy ecosystems of Madagascar in context: Ecology, evolution, and conservation

JA Silander Jr, WJ Bond, J Ratsirarson - Plants, People, Planet, 2024 - Wiley Online Library
Societal Impact Statement Madagascar is famous for its unique forests and their fauna. Most
of the island is covered by flammable grassy ecosystems long considered to be of human …

[HTML][HTML] Biomarker-based quantitative constraints on maximal soil-derived brGDGTs in modern lake sediments

H Wang, W Chen, H Zhao, Y Cao, J Hu, Z Zhao… - Earth and Planetary …, 2023 - Elsevier
Branched glycerol dialkyl glycerol tetraethers (brGDGTs) are emerging as a powerful tool for
quantifying past terrestrial temperature variations. In lake sediments, mixed lacustrine vs …

Biomarker proxies for reconstructing Quaternary climate and environmental change

EL McClymont, H Mackay… - Journal of …, 2023 - Wiley Online Library
To reconstruct past environmental changes, a range of indirect or proxy approaches can be
applied to Quaternary archives. Here, we review the complementary and novel insights that …

Eocene maar sediments record warming of up to 3.5 C during a hyperthermal event 47.2 million years ago

C Schmitt, I Vasiliev, N Meijer, J Brugger… - … Earth & Environment, 2024 - nature.com
Eocene hyperthermal events reflect profound perturbations of the global carbon cycle. Most
of our knowledge about their onset, timing, and rates originates from marine records. Hence …

[HTML][HTML] New calibration of terrestrial brGDGT paleothermometer deconvolves distinct temperature responses of two isomer sets

H Wang, Z Liu, H Zhao, Y Cao, J Hu, H Lu… - Earth and Planetary …, 2024 - Elsevier
Bacterial branched glycerol dialkyl glycerol tetraethers (brGDGTs) are emerging as one of
the most promising tools for quantifying past temperatures across a large variety of …

[HTML][HTML] BrGDGT lipids in cold regions reflect summer soil temperature and seasonal soil water chemistry

JH Raberg, SE Crump, G de Wet, DJ Harning… - … et Cosmochimica Acta, 2024 - Elsevier
The distribution of brGDGT lipids produced by soil bacteria has been used to reconstruct
temperatures in marine and terrestrial settings as far back as the Cretaceous period …

Archaeal hydroxylated isoprenoid GDGTs in Asian lake sediments: A new tool for terrestrial paleotemperature reconstructions

J Wu, H Yang, C Shen, L Zhu… - Geophysical Research …, 2024 - Wiley Online Library
Abstract Hydroxylated isoprenoid GDGTs (OH‐GDGTs) have emerged as a novel tool for
reconstructing sea surface temperatures. However, when using marine OH‐GDGT …

Validating the potential application of δ2Hwax and soil brGDGTs in paleoelevation estimates on the southern slopes of the Himalaya

X Li, S Liu, B Fan, J Hou, M Wang - Quaternary Science Reviews, 2023 - Elsevier
Paleoelevation reconstructions of the Himalayan mountains and Tibetan Plateau have been
a focus of geoscientists, as they can improve our understanding of the temporal evolution of …