Results 71 to 80 of about 7,060 (183)

Enhancement of the Nighttime Ocean Cool Skin Effect by Natural Surfactants

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract The ocean interface brightness temperature is sensitive to the biologic activity reflected by the chlorophyll‐a concentration (Chla) in the upper layers of the oceans. This is shown using sea surface skin temperatures Tskin retrieved from spectra recorded by the Infrared Atmospheric Sounder Interferometer and collocated measurements of bulk ...
Hugo Bellenger   +2 more
wiley   +1 more source

JPSS-1/NOAA-20 VIIRS Early On-Orbit Geometric Performance [PDF]

open access: yes, 2018
The first NOAA/NASA Join Polar Satellite System (JPSS-1) satellite was successfully launched on November 18, 2017,becoming NOAA-20. Instruments on-board the NOAA-20 satellite include the Visible Infrared Imaging RadiometerSuite (VIIRS).
Wolfe, Robert E.   +5 more
core  

Aerosol Retrieval Over Ocean From DPC‐2/GF‐5(02): Using RemoTAP Extended With a 3‐Parameter Ocean Bio‐Optical Model and Comparisons With a 1‐Parameter Model

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 20, 28 October 2026.
Abstract Multi‐angle polarimetric instruments (MAPs) enable the retrieval of essential aerosol properties over oceanic regions. MAPs retrieval algorithms commonly use a 1‐parameter ocean bio‐optical model (OBM), based on chlorophyll‐a concentration only to represent optical properties over open waters (case‐1), whereas the coastal water (mixture of ...
Cheng Fan   +10 more
wiley   +1 more source

Sensitivity of VIIRS Polarization Measurements [PDF]

open access: yes, 2010
The design of an optical system typically involves a sensitivity analysis where the various lens parameters, such as lens spacing and curvatures, to name two parameters, are (slightly) varied to see what, if any, effect this has on the performance and to
Waluschka, Eugene
core  

Aqueous‐Phase Processing of Organic Aerosols at the Southern Great Plains: Insights From Integrated Chemical and Microphysical Analyses

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 20, 28 October 2026.
Abstract Aqueous‐phase reactions are hypothesized to be a major pathway for secondary organic aerosol (SOA) formation in humid, cloud‐influenced environments, yet direct observational constraints remain limited. Here we investigated aqueous SOA (aqSOA) formation and evolution during the spring 2016 Holistic Interactions of Shallow Clouds, Aerosols, and
J. Trousdell   +5 more
wiley   +1 more source

NPP-VIIRS DNB Daily Data in Natural Disaster Assessment: Evidence from Selected Case Studies [PDF]

open access: yes, 2018
Whereas monthly and annual nighttime light (NTL) composite datasets are being increasingly used to estimate socioeconomic status, use of the National Polar-orbiting Partnership Visible Infrared Imaging Radiometer Suite (NPP-VIIRS) Day/Night Band (DNB ...
Chen, Zuoqi   +17 more
core   +1 more source

Retrieval of Leaf Area Index (LAI) and Fraction of Absorbed Photosynthetically Active Radiation (FAPAR) from VIIRS Time-Series Data

open access: yesRemote Sensing, 2016
Long-term high-quality global leaf area index (LAI) and fraction of absorbed photosynthetically active radiation (FAPAR) products are urgently needed for the study of global change, climate modeling, and many other problems.
Zhiqiang Xiao   +3 more
doaj   +1 more source

Mapping Oil Spills and Offshore Industrial Activities in the Northwest Atlantic for Marine Conservation and Management

open access: yesGeoscience Data Journal, Volume 13, Issue 4, October 2026.
An integrated, high‐resolution map of cumulative anthropogenic pressures in the Northwest Atlantic, combining oil pollution, offshore infrastructure, vessel traffic and artificial light. This harmonized dataset supports reproducible assessments of cumulative risk and informs marine spatial planning, conservation and management across Canada's EEZ and ...
David Beauchesne   +7 more
wiley   +1 more source

Surface Chlorophyll‐a Trends in the Mediterranean Sea: Seasonal Bloom Dynamics and Drivers

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 10, October 2026.
Abstract Chlorophyll‐a (Chl‐a) is the most widely used proxy for phytoplankton biomass, bloom intensity, and trophic status in marine ecosystems. We analyzed 27 years (1998–2024) of 1 km‐resolution satellite‐derived Chl‐a data across the Mediterranean Sea and evaluated long‐term trends, bloom phenology, and seasonal variability in relation to sea ...
Christian Marchese   +3 more
wiley   +1 more source

MODIS-VIIRS Cloud Regimes

open access: yes, 2023
<p>The MODIS-VIIRS Cloud Regimes are a discrete classification of cloud fields at the mesoscale as observed by the VIIRS sensors aboard the Suomi-NPP and NOAA-20 satellites, as well as the MODIS sensor aboard the Aqua satellite using the Continuity
Tan, Jackson
core   +1 more source

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