Results 31 to 40 of about 233,985 (228)

A Study on Dust Dry Deposition: Wind-tunnel Experiment and Improved Parameterization [PDF]

open access: yes, 2013
Dust deposition is a key component of the dust cycle in the Earth system. The lack of understanding for the mechanisms of dust deposition has been a major bottle neck to the development of the dust-related research field.
Zhang, Jie
core   +1 more source

First investigation of perennial ice in Winter Wonderland Cave, Uinta Mountains, Utah, USA [PDF]

open access: yesThe Cryosphere, 2021
Winter Wonderland Cave is a solution cave at an elevation of 3140 m above sea level in Carboniferous-age Madison Limestone on the southern slope of the Uinta Mountains (Utah, USA).
J. S. Munroe
doaj   +1 more source

Global dust model intercomparison in AeroCom phase I [PDF]

open access: yes, 2011
This study presents the results of a broad intercomparison of a total of 15 global aerosol models within the AeroCom project. Each model is compared to observations related to desert dust aerosols, their direct radiative effect, and their impact on the ...
Schulz, M.   +8 more
core   +2 more sources

Source-to-sink magnetic properties of NE Saharan dust in Eastern Mediterranean marine sediments: a review and paleoenvironmental implications

open access: yesFrontiers in Earth Science, 2015
We present a review of the magnetic properties of NE Saharan dust that was conducted, following a source-to-sink approach, to unravel the paleoclimatic significance of environmental magnetic records from Eastern Mediterranean marine sediments.
Juan Cruz Larrasoaña
doaj   +1 more source

Provenance and paleoenvironmental significance of sediments in the Beipo seamount of the northern South China Sea during the last deglaciation

open access: yesFrontiers in Marine Science, 2023
The sedimentary processes of seamount regions are closely related to climate change and ocean evolution. The clay minerals, grain size and 14C ages of core SCS18-1, which was collected from the Beipo seamount in the northern South China Sea (SCS) were ...
Xu Tian   +8 more
doaj   +1 more source

Challenges in understanding past and present eolian dust dynamics [PDF]

open access: yesEos, Transactions American Geophysical Union, 2012
Dust Workshop 2011: Processes and Quaternary History of Dust Dynamics; Bremen, Germany, 31 October to 3 November 2011 Mineral dust is now generally recognized as a key element in global climate. However, many open questions need to be addressed to reduce the large uncertainties that still exist regarding the global dust cycle.
Stuut, Jan Berend   +2 more
openaire   +2 more sources

Evaluating Landscape Degradation Along Climatic Gradients During the 1930s Dust Bowl Drought From Panchromatic Historical Aerial Photographs, United States Great Plains

open access: yesFrontiers in Earth Science, 2018
The United States Great Plains (USGP) are some of the most productive rangelands globally and a significant carbon sink for the atmosphere, but grassland response to precipitation is highly variable and poorly constrained over time and space.
Kasey C. Bolles, Steven L. Forman
doaj   +1 more source

Reconstructed Aeolian Surface Erosion in Southern Mongolia by Multi-Temporal InSAR Phase Coherence Analyses

open access: yesFrontiers in Earth Science, 2020
The Gobi Desert in southern Mongolia has been identified as the strongest dust storm hot spot threatening public health and socio-economic activities in East Asian countries.
Jungrack Kim   +3 more
doaj   +1 more source

The signature of river- and wind-borne materials exported from Patagonia to the southern latitudes: a view from REEs and implications for paleoclimatic interpretations [PDF]

open access: yes, 2004
Riverine and wind-borne materials transferred from Patagonia to the SW Atlantic exhibit a homogeneous rare earth element (REE) signature. They match well with the REE composition of Recent tephra from the Hudson volcano,and hence this implies a ...
Probst, Jean-Luc   +4 more
core   +1 more source

K-feldspar enrichment in the Pacific pelagic sediments before Miocene

open access: yesProgress in Earth and Planetary Science, 2023
The mineralogy of atmospheric silicate dust controls its interaction with clouds. K-feldspar has a remarkably high ice-nucleating activity, and its distribution may have influenced the global climate throughout Earth's history.
Yoichi Usui, Toshitsugu Yamazaki
doaj   +1 more source

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