Results 31 to 40 of about 41,183 (323)

Past evolution of western Europe large-scale circulation and link to precipitation trend in the northern French Alps [PDF]

open access: yesWeather and Climate Dynamics, 2022
Detecting trends in regional large-scale circulation (LSC) is an important challenge as LSC is a key driver of local weather conditions. In this work, we investigate the past evolution of western Europe LSC based on the 500 hPa geopotential height fields
A. Blanc, J. Blanchet, J.-D. Creutin
doaj   +1 more source

Satellite gravitational orbital perturbations and the gravitomagnetic clock effect [PDF]

open access: yes, 2000
In order to detect the gravitomagnetic clock effect by means of two counter-orbiting satellites placed on identical equatorial and circular orbits around the Earth with radius 7000 km their radial and azimuthal positions must be known with an accuracy of
Lense J., LORENZO IORIO
core   +2 more sources

Putting Phosphorus First: The Need to Know and Right to Know Call for a Revised Hierarchy of Natural Resources

open access: yesResources, 2017
The aim of this paper is to develop two concepts regarding phosphorus that will serve as a contribution fulfilling the call for intergenerational equity: to improve knowledge of future resources and to develop a framework by setting priorities for ...
Friedrich-W. Wellmer, Roland W. Scholz
doaj   +1 more source

January ozone anomaly over the North Atlantic-European region: Longitude-dependent decadal change in total ozone during 1979-1992

open access: yesMeteorologische Zeitschrift, 1996
A large decrease in total ozone of up to more than 4 DU/yr occurred over Europe during January 1979-1992. This value is almost twice that of the zonal mean.
D. Peters, G. Entzian
doaj   +1 more source

Development of an idealised downstream cyclone: Eulerian and Lagrangian perspective on the kinetic energy [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2013
In this idealised modelling study, the development of a downstream cyclone, which closely follows the life-cycle of a Shapiro-Keyser cyclone, is addressed from a quasi-geostrophic kinetic energy perspective.
Lukas Papritz, Sebastian Schemm
doaj   +1 more source

The topographic bias in gravimetric geoid determination revisited

open access: yesJournal of Geodetic Science, 2019
The topographic potential bias at geoid level is the error of the analytically continued geopotential from or above the Earth’s surface to the geoid.
Sjöberg Lars E.
doaj   +1 more source

Two Case Studies of the Northwestern Argentinean Low: With and without a Coupled Transient Trough

open access: yesAtmosphere, 2023
The Northwestern Argentinean Low (NAL) intensifies the zonal component of the geopotential gradient to its east, intensifying the meridional wind and moisture flow from the tropics to the subtropics contibuting importantly to the South American Low-Level
Josefina M. Arraut   +3 more
doaj   +1 more source

Eclipse Ice Core Accumulation and Stable Isotope Variability as an Indicator of North Pacific Climate [PDF]

open access: yes, 2012
The high accumulation rate and negligible amount of melt at Eclipse Icefield (3017 m) in the Saint Elias Range of Yukon, Canada, allows for the preservation of a high-resolution isotopic and glaciochemical records valuable for reconstruction of climatic ...
Kelsey, Eric P   +3 more
core   +2 more sources

Geoid Studies in Two Test Areas in Greece Using Different Geopotential Models towards the Estimation of a Reference Geopotential Value

open access: yesRemote Sensing, 2023
In the present study, we first examine the contribution of different, satellite-only or combined, global geopotential models in geoid computation employing the remove–compute–restore approach. For this reason, two test areas of about 100 km2 each, one in
Vassilios N. Grigoriadis   +4 more
doaj   +1 more source

Validation of gravity data from the geopotential field model for subsurface investigation of the Cameroon Volcanic Line (Western Africa)

open access: yesEarth, Planets and Space, 2018
Belonging to the Cameroon Volcanic Line (CVL), the western part of Cameroon is an active volcanic zone with volcanic eruptions and deadly gas emissions. The volcanic flows generally cover areas and bury structural features like faults.
J. Marcel   +4 more
semanticscholar   +1 more source

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