Results 21 to 30 of about 3,856,695 (383)

Atmospheric Dynamics and the Variable Transit of KELT-9 b [PDF]

open access: yesAstronomical Journal, 2018
We present a spectrally and temporally resolved detection of the optical Mg i triplet at 7.8σ in the extended atmosphere of the ultra-hot Jupiter KELT-9 b, adding to the list of detected metal species in the hottest gas giant currently known. Constraints
P. Cauley   +5 more
semanticscholar   +1 more source

Changes in the aerosol direct radiative forcing from 2001 to 2015: observational constraints and regional mechanisms [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
We present estimates of changes in the direct aerosol effects (DRE) and its anthropogenic component (DRF) from 2001 to 2015 using the GFDL chemistry–climate model AM3 driven by CMIP6 historical emissions.
F. Paulot   +5 more
doaj   +1 more source

Global Existence of Weak Solutions to the Compressible Primitive Equations of Atmospheric Dynamics with Degenerate Viscosities [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2018
We show the existence of global weak solutions to the three-dimensional compressible primitive equations of atmospheric dynamics with degenerate viscosities.
Xin Liu, E. Titi
semanticscholar   +1 more source

Dynamics of the atmosphere [PDF]

open access: yesNature, 1982
Observations of and possible explanations for the dynamics of the Venus atmosphere as revelaed by Pioneer Venus and the Venera spacecraft are discussed. An important observation was that the entire atmosphere moves in the same retrograde (westward) direction at average speeds of up to about 110 m/sec, which may be explained by zonal jets arising from ...
openaire   +1 more source

Ocean Biogeochemistry in GFDL's Earth System Model 4.1 and Its Response to Increasing Atmospheric CO2

open access: yesJournal of Advances in Modeling Earth Systems, 2020
This contribution describes the ocean biogeochemical component of the Geophysical Fluid Dynamics Laboratory's Earth System Model 4.1 (GFDL‐ESM4.1), assesses GFDL‐ESM4.1's capacity to capture observed ocean biogeochemical patterns, and documents its ...
Charles A. Stock   +8 more
doaj   +1 more source

Dynamics of the Atmosphere [PDF]

open access: yesEos, Transactions American Geophysical Union, 2004
The study of atmospheric dynamics has seen an impressive expansion into many subdisciplines in the past few decades. It is only natural, then, that most textbooks published during this period have tended to focus on one of these sub‐disciplines. Atmospheric dynamics seems to be too broad a subject area to be the focus of a single text.
openaire   +2 more sources

Evolution of the Earth's Atmosphere during Late Veneer Accretion [PDF]

open access: yes, 2020
Recent advances in our understanding of the dynamical history of the Solar system have altered the inferred bombardment history of the Earth during accretion of the Late Veneer, after the Moon-forming impact. We investigate how the bombardment by planetesimals left-over from the terrestrial planet region after terrestrial planet formation, as well as ...
arxiv   +1 more source

Dichotomy between freshwater and heat flux effects on oceanic conveyor belt stability and global climate

open access: yesCommunications Earth & Environment, 2023
The Atlantic meridional overturning circulation is an important global-scale oceanic circulation, and its changes may be responsible for past abrupt climate change events.
Aixue Hu   +9 more
doaj   +1 more source

Sea ice loss of the Barents-Kara Sea enhances the winter warming over the Tibetan Plateau

open access: yesnpj Climate and Atmospheric Science, 2022
The Tibetan Plateau (TP) is known as one of the most sensitive regions to climate change, and it has experienced accelerated warming in recent decades. However, to what degree the TP warming amplification relates to remote forcing such as sea ice loss in
Anmin Duan   +9 more
doaj   +1 more source

Hydrodynamic simulations of captured protoatmospheres around Earth-like planets [PDF]

open access: yes2015, A&A, 576, 87, 2015
Young terrestrial planets, when they are still embedded in a circumstellar disk, accumulate an atmosphere of nebula gas. The evolution and eventual evaporation of the protoplanetary disk affect the structure and dynamics of the planetary atmosphere.
arxiv   +1 more source

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