TEX86 is an organic paleothermometer based upon the membrane lipids of mesophilic marine Nitrososphaerota (formerly "Thaumarchaeota", "Marine Group 1...
13 KB (1,666 words) - 14:12, 11 August 2024
Glycerol dialkyl glycerol tetraether (section TEX86)
in Earth history. Some structural forms of GDGT form the basis for the TEX86 paleothermometer. Isoprenoid GDGTs, now known to be synthesized by many...
19 KB (2,150 words) - 02:33, 1 January 2024
Crenarchaeol (section TEX86 paleothermometer)
for hundreds of millions of years in the environment. It is part of the TEX86 paleothermometer, a temperature proxy for sea surface temperatures that...
17 KB (1,851 words) - 12:00, 13 January 2024
Aptian tropical sea surface temperatures (SSTs) were 27–32 °C, based on TEX86 measurements from the equatorial Pacific. During the Aptian, Milankovitch...
95 KB (9,854 words) - 11:04, 11 September 2024
brief presence of subtropical dinoflagellates, and a marked increase in TEX86. The latter record is intriguing, though, because it suggests a 6 °C (11 °F)...
167 KB (18,289 words) - 08:13, 16 August 2024
on empirically-calibrated proxy relationships, such as the tree ring or TEX86 methods. Isotope methods, such as the δ18O method or the clumped-isotope...
17 KB (2,069 words) - 20:08, 20 July 2024
tropics that would require much higher average temperatures to sustain them. TEX86 BAYSPAR measurements indicate extremely high sea surface temperatures of...
104 KB (11,561 words) - 19:32, 17 August 2024
excursion was detected. In 2007, chemical markers of surface temperature (TEX86) had also indicated that warming occurred around 3,000 years before the...
51 KB (12,034 words) - 10:48, 20 July 2024
from marine sediments can be used to reconstruct past temperatures via the TEX86 paleotemperature proxy, as these lipids vary in structure according to temperature...
29 KB (2,867 words) - 14:56, 25 January 2024
2017). "Cretaceous sea-surface temperature evolution: Constraints from TEX86 and planktonic foraminiferal oxygen isotopes". Earth-Science Reviews. 172:...
11 KB (1,164 words) - 18:12, 15 January 2024