Results 181 to 190 of about 29,399 (298)

Can Terrain Induce Moist Absolutely Unstable Layers and Enhance Extreme Rainfall?

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Extreme rainfall events in Taiwan pose significant forecasting challenges due to complex multiscale interactions. Although orographic lifting is known to trigger convection, its role in modifying atmospheric stability, specifically through the formation of moist absolutely unstable layers (MAULs), remains underexplored. This study presents the
Jyong‐En Miao   +3 more
wiley   +1 more source

Air Quality Penalty in Southeast Asia Driven by AMOC Slowdown

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract The Atlantic Meridional Overturning Circulation (AMOC) regulates Earth's climate by redistributing heat and freshwater across the Atlantic Ocean. While accelerating Arctic melt is expected to weaken the AMOC, its implications for atmospheric composition remain poorly understood.
Ryan Vella   +5 more
wiley   +1 more source

Classification of the Atmospheric Boundary Layer Based on Turbulent Kinetic Energy Budget Terms Using Machine‐Learning Methods

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract The atmospheric boundary layer (ABL) controls surface‐atmosphere exchanges, yet accurately capturing its full complexity, particularly the dynamically evolving nature of turbulence across diverse weather conditions, remains a formidable challenge for traditional classification methods.
Jinhong Xian   +14 more
wiley   +1 more source

Impact of Mantle Velocity Uncertainty on Receiver‐Function Imaging of the Transition Zone

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Seismological estimates of the 400‐km and 670‐km mantle discontinuities (d400 and d670) are crucial for understanding the thermochemical structure and dynamics of the mantle transition zone (MTZ). However, artifacts from using ray theory and uncertainties in mantle velocity structure can affect topographic mapping of these boundaries.
Carlos A. M. Chaves   +2 more
wiley   +1 more source

Observing Systems Simulation Experiments of Hypothetical Hourly Global Coverage of Microwave Satellite Radiances: Imbalance and Adaptive Observation Error Inflation

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract This study investigates the potential impacts of frequent global coverage of satellite microwave radiances using a global atmospheric data assimilation (DA) system. Observing Systems Simulation Experiments (OSSEs) were performed using the Local Ensemble Transform Kalman Filter with the Nonhydrostatic Icosahedral Atmospheric Model (NICAM ...
Rakesh Teja Konduru   +3 more
wiley   +1 more source

Constraints on the modeled vertical distribution of smoke during the 2020 western US wildfires from satellite data. [PDF]

open access: yesNPJ Clean Air
Arnold MM   +8 more
europepmc   +1 more source

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