Results 231 to 240 of about 19,320 (310)

Influence of Atmospheric Rivers on Lake Ice Phenology in the Northern Hemisphere

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Atmospheric rivers (ARs) can rapidly alter regional hydrothermal conditions and directly affect lake ice. This study presents the first assessment of AR impacts on lake ice phenology across the Northern Hemisphere. AR events were associated with positive anomalies in temperature, rainfall, and snowfall, as well as negative anomalies in solar ...
Yu Cai   +4 more
wiley   +1 more source

Observed Increase in Tropical Vegetation Droughts Over the Past Three Decades

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Tropical terrestrial vegetation is critical to the global carbon cycle but faces escalating drought threats. Traditional assessments using fixed climate thresholds often ignore actual physiological responses and non‐moisture disturbances.
Shuai Cheng   +7 more
wiley   +1 more source

Long‐Range Transport Pathways of Intense Wildfire Plumes in the Northern Hemisphere Observed by the IASI/METOP Satellite Mission

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract Wildfires emit significant greenhouse gases and pollutants. Extreme fires disperse smoke plumes over long distances, necessitating a deeper understanding of their source regions and variability. This study introduces a plume back‐trajectory algorithm using carbon monoxide (CO) and peroxyacetyl nitrate satellite observations from the Infrared ...
Antoine Ehret   +8 more
wiley   +1 more source

Meridional Dipole in Eddy Activity Along Peruvian Coast During Eastern Pacific El Niño Events

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Mesoscale oceanic eddies (O $O$(100)km) play a key role in regulating climate by affecting the transport of heat and water mass properties. However, most climate models struggle to simulate these eddies due to coarse horizontal resolution. Using a 120‐year ultra‐high‐resolution simulation with 1/10° ${}^{\circ}$ horizontal ocean resolution ...
Carlos Conejero   +5 more
wiley   +1 more source

Relatively Intense Daytime GNSS Amplitude Scintillations at Middle Latitude Linked With Multi‐Layered Strong Es Structures

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Intense Global Navigation Satellite System (GNSS) amplitude scintillations usually occur in nighttime at low latitudes due to ionospheric plasma bubble irregularities. During daytime at middle latitudes, previous studies found that the sporadic E (Es) layer could lead to GNSS amplitude scintillations, which however, is relatively weak, for ...
Wenjie Sun   +14 more
wiley   +1 more source

Distinct Characteristics of Contiguous Heatwaves Across Terrestrial, Marine, and Coastal Environments

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Atmospheric extreme heat is intensifying across terrestrial, marine, and coastal environments, impacting ecosystems, society, and other extremes, such as drought and marine heatwaves. We quantify the characteristics of contiguous near‐surface heatwaves using ERA5 (December 1940–November 2024) and find significant differences across these ...
Yianna S. Bekris   +3 more
wiley   +1 more source

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