Results 51 to 60 of about 9,240 (133)

Advanced Optical Measurements Reveal Hygroscopic Growth of Interstitial Aerosols Dominates Visibility Degradation of Observed Fogs on the North China Plain

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Fogs formed by aerosol activation in supersaturated air often cause extremely poor visibility, yet accurate prediction remains challenging and models typically account for only fog droplet extinction. The role of fog interstitial aerosols has remained largely unexplored due to limited observational capabilities.
Weihong Huang   +14 more
wiley   +1 more source

Below‐Cloud CCN Concentrations Provide Better Constraints on the Twomey Effect Than Aerosol Optical Properties

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract The primary uncertainty in anthropogenic climate forcing arises from a limited understanding of aerosol effects on cloud albedo, which in combination with other effects, is termed the radiative forcing from aerosol‐cloud interactions (RFaci).
Lan Gao   +13 more
wiley   +1 more source

Mineralogy and Surface Composition of Asteroids

open access: yes, 2015
Methods to constrain the surface mineralogy of asteroids have seen considerable development during the last decade with advancement in laboratory spectral calibrations and validation of our interpretive methodologies by spacecraft rendezvous missions ...
Burbine, Thomas H.   +4 more
core   +1 more source

The Life Cycle of a Stratospheric Smoke Plume as Seen From EarthCARE—Tracking a Plume From Canada to Europe

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract At the end of May 2025, extremely strong wildfires in Canada produced several pyrocumulonimbus clouds lifting the smoke particles up to the lower stratosphere. Stratospheric aerosol optical depths of more than 2.5 were observed by the ATmospheric LiDAR (ATLID) onboard of the Earth Cloud, Aerosol and Radiation Explorer (EarthCARE) satellite ...
Moritz Haarig   +15 more
wiley   +1 more source

The Impact of Accurate Extinction Measurements for X-ray Spectral Models

open access: yes, 2015
Interstellar extinction includes both absorption and scattering of photons from interstellar gas and dust grains, and it has the effect of altering a source's spectrum and its total observed intensity.
Corrales, Lia   +2 more
core   +1 more source

A Brighter Arctic Ocean: Trends in Solar Partitioning in the Arctic Sea Ice ‐ Ocean System From 1984 to 2024

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Solar radiation is the key energy input to the ocean. In the Arctic Ocean and its peripheral seas, the distribution of solar radiation is strongly modulated by the presence of sea ice. In this study, we combined satellite and model products to investigate solar radiation partitioning between reflection to the atmosphere, absorption in the ice,
Melinda A. Webster   +3 more
wiley   +1 more source

Strong Ventilation Drives the Aerosol Pollution Receptor Center and Its Interannual Variability in Central China's Twain‐Hu Basin

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract This study investigates the unique winter phenomenon in central China's Twain‐Hu Basin where high aerosol optical depth (AOD) centers coincide with a regional near‐surface wind speed maximum. Based on multi‐decadal reanalysis data sets, satellite retrievals, ground observations, and FLEXPART‐WRF simulations, we demonstrate that strong ...
Yongqing Bai   +9 more
wiley   +1 more source

Pollution‐Clearing Induced Fog Suppression Even Under Extremely Humid Conditions Over North China Plain During 2013–2024

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Fog and haze significantly affect visibility, air quality, and public health. Although haze pollution in the North China Plain has decreased in recent years, its effect on fog formation remains unclear. We find that despite an increase in extremely high‐humidity events, fog frequency has declined, and the fraction of high‐humidity periods that
Taomou Zong   +5 more
wiley   +1 more source

Is the Deep Martian Mantle Heterogeneous? A Reappraisal of Seismological Evidences

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract It has been proposed that the deep Martian mantle contains distributed heterogeneities preserved since the accretion of the planet. This result relies on a multiple‐scattering interpretation of frequency‐dependent arrival times of P $P$‐waves detected in the spectrograms of teleseismic Martian events.
L. Margerin
wiley   +1 more source

Infrared optical signature reveals the source-dependency and along-transport evolution of dust mineralogy as shown by laboratory study. [PDF]

open access: yesSci Rep, 2023
Di Biagio C   +7 more
europepmc   +1 more source

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