Results 41 to 50 of about 2,547,684 (181)

LIPOTHERM: A Calibration Framework for GDGT Paleothermometry Based on Machine Learning

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 10, October 2026.
Abstract SST reconstruction from glycerol dialkyl glycerol tetraethers (GDGT) preserved in marine sediments is an important tool in quantitative paleoclimatology. These reconstructions require calibration frameworks that provide mapping between sediment GDGT data and temperature values.
Vikash Kumar   +2 more
wiley   +1 more source

HEAT FLOW AND OIL AND GAS PRESENCE OF THE TOMSK REGION NORTH-EASTERN PART

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
The relevance of the study of the north-eastern part of the Tomsk region is determined by the need to search for new sources of replenishment of the resource base, defined by the strategy for oil industry development in the Russian Federation until 2035.
Galina A. Lobova   +3 more
doaj   +1 more source

Assessment of Mesozoic-Kainozoic climate impact on oil-source rock potential (West Siberia) [PDF]

open access: yes, 2015
Based on paleotemperature modeling, the evaluation of the effect of Neo-Pleistocene permafrost rock thickness on geothermal regime of the Bazhenov deposits has been performed. It has been stated that permafrost about 300 m in thickness must be considered
Iskorkina, А. А.   +2 more
core   +1 more source

AllIGATR: A Multi‐Dimensional Approach for Marine Archaeal Lipid‐Based Paleothermometry

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 10, October 2026.
Abstract Archaeal glycerol dibiphytanyl glycerol tetraether membrane lipids (GDGTs) are ubiquitous in marine sediments. The number of ring structures in six specific GDGTs varies with seawater temperature, leading to their use in paleothermometry. GDGT temperature dependence is typically quantified in TEX86.
Addison Rice   +4 more
wiley   +1 more source

Mesozoic-Cenozoic course of temperatures on the earth's surface and geothermal regime of the Jurassic oil source deposits (southern paleoclimatic zone of West Siberia)

open access: yesГеофизический журнал, 2014
In a review the state of studies of the influence of the secular course of temperatures on the earth's surface on the thermal history of deep oil source deposits is characterized as a state of scientific research.
V.I. Isaev, A.A. Iskorkina
doaj   +1 more source

Ecological and Hydrological Modulation of Land Surface Temperature in the East Asian Monsoon Margin During Pliocene‐Pleistocene Global Cooling

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract The response of terrestrial climate to future warming remains debated. The Pliocene, with CO2 levels similar to today, is an important analog for the future. The East Asian monsoon marginal region is one of the most climate sensitive regions on Earth. Based on contemporaneous aeolian sediments and aquatic‐influenced alluvial sediments from the
Chen Chen   +5 more
wiley   +1 more source

Reconstruction of thermal history of petromaternal togur deposits and assessment of density distribution of J15 and J16 layers resources

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
The search of deposits of hydrocarbons in J16 and J15 layers of the Lower Jurassic oil-and-gas complex is current for expansion of resource base in the Nyurolsko-Koltogorsky oil-and-gas area.
Galina Lobova   +3 more
doaj   +2 more sources

(Table 4 and 5) Oxygen and carbon isotopes from Inoceramus and paleotemperature at DSDP Hole 75-530A

open access: yes, 1984
(Table 4 and 5) Oxygen and carbon isotopes from Inoceramus and paleotemperature at DSDP Hole 75 ...
Barron, E J   +5 more
core   +1 more source

Boron Isotope Evidence for Reduced Ventilation of the Deep Arctic Ocean During the Last Glacial Period

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 9, September 2026.
Abstract Understanding the ventilation of the deep ocean, where most ocean carbon is stored, is essential to understanding how changes to ocean carbon budgets contribute to climate change. In the Arctic Ocean, shifts in ice cover, stratification and temperature are likely to impact carbon sequestration in the ocean interior.
Jesse R. Farmer   +3 more
wiley   +1 more source

Reconstructing Devonian Paleotemperature Using the Stable Oxygen Isotope Composition of Bulk Carbonate Rocks

open access: yes, 2021
Past climates present an opportunity to observe how temperature interacts with other Earth systems. To make these connections, a well-resolved paleotemperature record during past periods of global change is needed. Oxygen isotope paleothermometry records
Laub, Olivia
core   +1 more source

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