Results 61 to 70 of about 3,442,186 (236)

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

Milankovitch-scale palynological turnover across the Triassic–Jurassic transition at St. Audrie's Bay, SW UK

open access: yes, 2016
A high-resolution palynological study of the Triassic–Jurassic boundary in the St. Audrie's Bay section revealed a palynofloral transition interval with four pronounced spore peaks in the Lilstock Formation.
Micha Ruhl (2846735)   +2 more
core   +1 more source

Late Jurassic Carbon Isotope Excursion (Middle Oxfordian Event) Paces With Astronomical Forcing in the Northwestern Tethys

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 6, June 2026.
Abstract Marine carbonate carbon isotopes (δ13C), over orbital to multi‐million‐year timescales, provide critical insight into the carbon cycle connecting Earth's atmosphere, lithosphere, hydrosphere and biosphere. However, the influence of astronomical forcing on deep time carbon cycle dynamics remains poorly constrained.
Deyan Zhang   +4 more
wiley   +1 more source

Laurasian Seaway History During the Early Jurassic From Quantitative Mineralogy and Detrital Zircon Dating

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 6, June 2026.
Abstract The Laurasian Seaway comprises a N‐S oriented trans‐Pangaean corridor linking Tethys to the Boreal Sea during the Jurassic, and direction of water flow has been the subject of considerable debate. The Llanbedr (Mochras Farm) borehole, Cardigan Bay Basin, Wales, is a uniquely informative record that comprises an expanded deep‐marine silty ...
M. Jiang   +7 more
wiley   +1 more source

Arctic cryosphere and Milankovitch forcing of Great Basin paleoclimate

open access: yesScientific Reports, 2017
Although Great Basin paleoclimate history has been examined for more than a century, the orbital-scale paleoclimate forcings remain poorly understood. Here we show – by a detailed phasing analysis of a well-dated stalagmite δ18O time series – that Great ...
M. Lachniet   +3 more
semanticscholar   +1 more source

Monsoon response to changes in Earth's orbital parameters: comparisons between simulations of the Eemian and of the Holocene [PDF]

open access: yes, 2008
Monsoon is the major manifestation of the seasonal cycle in the tropical regions, and there is a wide range of evidence from marine and terrestrial data that monsoon characteristics are affected by changes in the Earth's orbital parameters.
L. Grégoire   +15 more
core   +1 more source

Assessing the Response of Blanket Peatlands to Climate Change Using the DigiBog Model and Winter's Concept of the “Hydrologic Landscape”

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Peatlands are important global carbon stores, but it is unclear whether they will continue as carbon sinks under future climates, or degrade, leaking carbon to the atmosphere. We used the DigiBog peatland development model to explore this question for a blanket peatland in Glen Affric, Scotland, investigating how topography and climate have ...
Andy J. Baird   +8 more
wiley   +1 more source

Rock Magnetic Cyclostratigraphy of the Carboniferous Mauch Chunk Formation, Pottsville, PA, United States

open access: yesFrontiers in Earth Science, 2019
A rock magnetic cyclostratigraphy study was conducted on the Carboniferous Mauch Chunk Formation red beds at Pottsville, Pennsylvania to determine if Milankovitch climate forcing could be detected in these terrestrial, fluvial deposits with hematite as ...
Kenneth P. Kodama
doaj   +1 more source

Changing Regional Land Surface Albedos Alter the Planetary Albedo During the Twenty‐First Century

open access: yesEarth's Future, Volume 14, Issue 5, May 2026.
Abstract The top‐of‐atmosphere (TOA) albedo controls the amount of solar energy absorbed by Earth and is influenced by the reflectivity of both the atmosphere and surface. With considerable changes in land use over the past few decades it is reasonable to question whether a perturbed surface albedo has influenced TOA albedo over the corresponding ...
Eirik Næsset Ramtvedt   +2 more
wiley   +1 more source

The Impact of Milankovitch Cycles on Coal Accumulation and Its Implications for Carbon Cycling and Carbon Sequestration: A Case Study of the Pinghu Formation, Area A, Xihu Depression

open access: yesApplied Sciences
The Eocene Pinghu Formation in the Xihu Depression, East China Sea Shelf Basin, is a key coal-bearing unit for offshore China’s petroleum exploration.
Yaning Wang   +3 more
doaj   +1 more source

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