Results 181 to 190 of about 65,480 (298)

Wildfire Smoke Along Colorado's Front Range in 2020: An Evaluation of PM2.5 Monitor Spacing and Smoke Forecasts

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 18, 28 September 2026.
Abstract The 2020 wildfires caused widespread elevated fine particulate matter (PM2.5) concentrations across the western U.S. The Colorado Front Range experienced multiple smoke episodes from nearby fires and fires hundreds of kilometers away. Multiple days (88 total) with elevated PM2.5 along the Front Range occurred in 2020 between July and October ...
Brandon A. McGuire   +8 more
wiley   +1 more source

Spaceborne Far‐Infrared Signal Simulations Over the Antarctic Plateau With Temperature‐Dependent Ice Cloud Optical Properties

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 17, 16 September 2026.
Abstract Longwave cloud radiative effects significantly influence variability in global and regional Earth systems. However, there have been very few, if any, measurements of the far‐infrared (FIR) radiation over the polar regions, where about half of the outgoing longwave radiation is in the FIR spectrum. This motivated the Polar Radiant Energy in the
Tong Ren, Ping Yang, Xianglei Huang
wiley   +1 more source

Dominant Biases in Atmospheric Radiative Heating Rates in Global Climate Models

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract The Earth's energy budget is fundamental to climate, and its accurate simulations in global climate models (GCMs) are essential for climate projections. While studies have validated energy budget at the top of the atmosphere (TOA) and surface, the layer‐wise atmospheric energy budget remains largely unexplored because of limited observations ...
Han Huang, Yi Huang
wiley   +1 more source

Event‐Level Attribution of Wildfire Ignition Cause: A Machine‐Learning Approach

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Wildfire ignition causes, namely human or lightning, largely determine fire behavior and impacts, but are sparsely reported worldwide. Event‐level fire causes have been inferred regionally using high‐accuracy lightning observations, but global generalization remains limited.
Kairui Qiu   +7 more
wiley   +1 more source

An Alternative Approach to Studying Humpback Whale Song Changes Over Time Using Occupancy Models

open access: yes
Marine Mammal Science, Volume 42, Issue 4, October 2026.
Franny Oppenheimer   +4 more
wiley   +1 more source

Resolving the Physical Ambiguity of Passive Infrared Cloud Optical Thickness Retrievals With Microwave Observations

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Satellite thermal infrared (TIR) observations, combined with machine‐learning methods, enable nighttime retrievals of cloud optical thickness (COT), but their cloud‐top‐dominated radiances provide ambiguous information for optically thick clouds.
Chao Liu   +9 more
wiley   +1 more source

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