Results 111 to 120 of about 212,155 (301)

Linking surface and subsurface volcanic stratigraphy in the Turkana Depression of the East African Rift system

open access: hybrid, 2020
Nick Schofield   +5 more
openalex   +1 more source

A Use of Reference-Points in Stratigraphy [PDF]

open access: bronze, 1967
N. F. Hughes   +3 more
openalex   +1 more source

Ages on weathered Plio-Pleistocene tephra sequences, western North Island, New Zealand [PDF]

open access: yes, 2001
Using the zircon fission-track method, we have obtained five ages on members of two strongly-weathered silicic, Pliocene-Pleistocene tephra sequences, the Kauroa and Hamilton Ash formations, in western North Island, New Zealand.
Briggs, Roger M.   +5 more
core   +1 more source

Microbial mediation and climatic control on dolomite precipitation in a hypersaline lake: Insights from Salinas Lake, southern Iberia

open access: yesThe Depositional Record, EarlyView.
The cyclical nature of aridity and humidity led to the alternating deposition of dolomite‐rich and calcite‐rich sediments. During arid phases, the lake hydrology and growth of microbial mats under evaporative and hypersaline environment favors the precipitation of dolomite.
Guolai Li   +6 more
wiley   +1 more source

A new fossil species of the extant genus Vicelva from mid‐Cretaceous Kachin amber (Coleoptera: Staphylinidae)

open access: yesEcology and Evolution
A new species of the extant staphylinid genus Vicelva Moore & Legner, V. rasilis sp. nov., is reported from mid‐Cretaceous Kachin amber of northern Myanmar.
Yan‐Da Li   +3 more
doaj   +1 more source

Introduction

open access: yes
The Depositional Record, EarlyView.
Lee R. Kump   +2 more
wiley   +1 more source

Hotspots, trends, and regional focus on oil or gas exploration: A bibliometric comparative study

open access: yesDeep Underground Science and Engineering, EarlyView.
This paper explores the research trends in global oil and gas exploration through the bibliometric analysis of 3460 articles collected from the Web of Science database on oil and gas exploration published from 2013 to 2023. The research hotspots, objects, regional distribution, methods, and evaluation methods of oil and gas exploration are analyzed and
Jihong Wang   +3 more
wiley   +1 more source

New 3D Velocity Model (mTAB3D) for Absolute Hypocenter Location in Southern Iberia and the Westernmost Mediterranean

open access: yesEarth and Space Science
The Trans‐Alboran Shear Zone is one of the most seismically active areas in the westernmost Mediterranean, where a wide variety of tectonic domains have developed within the context of oblique convergence between Eurasia and Africa plates. In this region,
José Luis Sánchez‐Roldán   +6 more
doaj   +1 more source

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