Organic proxies in speleothems–New developments, advantages and limitations
Research into organic matter in speleothems has progressed recently to encompass new
analytical approaches and applications, which offer increased potential in areas such as …
analytical approaches and applications, which offer increased potential in areas such as …
Spatial and temporal variation in autochthonous and allochthonous contributors to increased organic carbon and nitrogen burial in a plateau lake
Increased organic carbon and nitrogen accumulation rates (OCAR and ONAR) in lake
sediment significantly regulate the global carbon cycle. However, the reasons for and …
sediment significantly regulate the global carbon cycle. However, the reasons for and …
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 …
applied to Quaternary archives. Here, we review the complementary and novel insights that …
Speleothems
Speleothems are mineral deposits formed in caves, typically in karstified host rocks (Gunn,
2004). The cave environment is arguably an extension of the surface landscape, because …
2004). The cave environment is arguably an extension of the surface landscape, because …
Holocene temperature and hydrological changes reconstructed by bacterial 3-hydroxy fatty acids in a stalagmite from central China
To achieve a sufficient understanding of the spatial dynamics of terrestrial climate variability,
new proxies and networks of data that cover thousands of years and run up to the present …
new proxies and networks of data that cover thousands of years and run up to the present …
The elemental enrichments at Dajiuhu Peatland in the Middle Yangtze Valley in response to changes in East Asian monsoon and human activity since 20,000 cal yr …
Here we present multiproxy inorganic geochemical records from a peat core (ZK5) from the
Dajiuhu Basin in central China to investigate peatland deposition processes and …
Dajiuhu Basin in central China to investigate peatland deposition processes and …
Occurrence of tetraether lipids in stalagmites: Implications for sources and GDGT-based proxies
Lipid biomarkers in stalagmites have potential in palaeoenvironmental reconstruction, but
glycerol dialkyl glycerol tetraethers (GDGTs) in stalagmites have rarely been investigated …
glycerol dialkyl glycerol tetraethers (GDGTs) in stalagmites have rarely been investigated …
Radiocarbon evidence for decomposition of aged organic matter in the vadose zone as the main source of speleothem carbon
AL Noronha, KR Johnson, JR Southon, C Hu… - Quaternary Science …, 2015 - Elsevier
Several recent studies have used records of the radiocarbon (14 C) bomb peak in
speleothems to inversely model the soil a 14 CO 2 and the age distribution of soil organic …
speleothems to inversely model the soil a 14 CO 2 and the age distribution of soil organic …
Molecular organic matter in speleothems and its potential as an environmental proxy
Organic matter preserved in speleothems has considerable potential to record changes in
the surrounding environment, particularly in the overlying vegetation. Here, we review three …
the surrounding environment, particularly in the overlying vegetation. Here, we review three …