Results 101 to 110 of about 19,060 (240)

The Cretaceous/Paleogene boundary deposits on Gorgonilla Island

open access: yes, 2018
A ~20 mm thick spherule bed representing Chicxulub impact ejecta deposits and marking the Cretaceous/Paleogene (K/Pg) boundary was recently discovered on Gorgonilla Island (Gorgona National Natural Park, Pacific of Colombia).
Vajda, Vivi,   +6 more
core  

(Table 6) Magnetostratigraphic calibration and stratigraphic level of Paleogene planktonic foraminifer events of ODP Hole 120-749B

open access: yes, 1992
(Table 6) Magnetostratigraphic calibration and stratigraphic level of Paleogene planktonic foraminifer events of ODP Hole 120 ...
Berggren, William A   +1 more
core   +1 more source

Sedimentary Filling Characteristics and Development Models of Favorable Sand Bodies in the Paleogene of the Northern Depression of Liaoxi Sag

open access: yesDonghua Ligong Daxue Xuebao. Ziran Kexue Ban
[Objective] The Paleogene sandstone are widely developed in the northern part of the Liaoxi Sag in the Bohai Bay basin, and high-yield oil and gas tests have been obtained. However, the sedimentary systems of sand in different areas of the study area are
XU Zhuang   +7 more
doaj   +1 more source

The Mean Temperature of the Coldest Season is the Main Factor Influencing the Relationship Between Biodiversity and Biomass in the Desert Shrubland of Western Inner Mongolia

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
Shrub biomass was directly determined by mean winter temperature and soil pH, whereas species richness had no significant direct effect. Climatic factors modulated the biodiversity–ecosystem functioning relationship indirectly through biomass, underscoring winter temperature as a critical driver for predicting ecosystem responses to climate change ...
Zijing Li   +10 more
wiley   +1 more source

(Table 4) Magnetostratigraphic calibration and stratigraphic level of Paleogene planktonic foraminifer events of ODP Hole 120-748B

open access: yes, 1992
(Table 4) Magnetostratigraphic calibration and stratigraphic level of Paleogene planktonic foraminifer events of ODP Hole 120 ...
Berggren, William A   +1 more
core   +1 more source

IODP Proposal 626: "Cenozoic Equatorial Age Transect – Following the Palaeo-equator"

open access: yes
As the largest ocean, the Pacific is intricately linked to major changes in the global climate system that took place during the Cenozoic. Throughout the Cenozoic the Pacific plate has had a northward component.
Moore, T.C.   +6 more
core   +1 more source

Astronomical cyclic constraints on organic matter enrichment in Paleogene Weizhou Formation, Haizhong Sag, Beibu Gulf Basin

open access: yesShiyou shiyan dizhi
The development characteristics and enrichment patterns of organic matter are closely related to the paleo-sedimentary environment, forming a core aspect in petroleum geology research.
Tan ZHANG   +9 more
doaj   +1 more source

Complete Chloroplast Genome of Indonesian Sugarcane (Saccharum ‘Bululawang’): Comparative, Structural, and Evolutionary Analysis of Photosystem I‐Encoding Genes

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 3, September 2026.
ABSTRACT Sugarcane is one of the most important crops, providing the majority of global sugar production and serving as a major feedstock for bioenergy. Increasing demands for sustainable sugar production under climate and productivity constraint have intensified the need for molecular‐level characterization of elite cultivars.
Widhi Dyah Sawitri   +6 more
wiley   +1 more source

(Table 2) Geologic age and zonal assignment of ODP Leg 115 Paleogene cores based on calcareous nannofossils

open access: yes, 1990
(Table 2) Geologic age and zonal assignment of ODP Leg 115 Paleogene cores based on calcareous ...
Hisatake Okada (6961172)   +1 more
core   +1 more source

Geophysical Investigation of a Thermal Field in Abu Dhabi, United Arab Emirates

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract In the Abu Dhabi Emirate, near Madinat Zayed and Liwa, studies have identified high geothermal gradients and high‐heat‐flow areas. Assessing the geothermal potential in this region requires a detailed mapping of subsurface geological formations and their thermal properties.
Hakim Saibi   +3 more
wiley   +1 more source

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