Results 211 to 220 of about 99,075 (290)

Evidence of convection as a major source of condensation nuclei in the northern midlatitude upper troposphere [PDF]

open access: yes, 2000
Anderson, BE   +9 more
core  

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

Observed and Modeled Changes in Boundary‐Layer and Surface‐Level Actinic Flux Due To Wildfire Smoke Plumes in the California Central Valley in Summer 2018

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract Wildfire smoke is increasingly degrading U.S. air quality via the emission and transport of pollutants. Smoke's direct role as a pollutant is well‐documented; however, smoke also affects pollutant concentration indirectly by changing the shortwave actinic flux necessary for photochemical reactions.
K. A. Corwin   +5 more
wiley   +1 more source

Weather Regime Diversity, Transitions, and Trends Using Hexagonal Self‐Organizing Maps

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract Persistent atmospheric circulation patterns, or weather regimes, strongly modulate surface weather and extremes, yet their internal diversity, transitions, and trends remain less understood for North America. We apply a self‐organizing map (SOM) framework to represent North American weather regimes using daily 500‐hPa geopotential height ...
Luke Wichrowski   +2 more
wiley   +1 more source

ORIGIN OF TROPOSPHERIC NOX OVER SUB-ARCTIC EASTERN CANADA IN SUMMER [PDF]

open access: yes, 1994
BLAKE, DR   +9 more
core   +1 more source

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