Results 111 to 120 of about 6,304 (254)
How Well Is Surface Diurnal Temperature Range Represented by Observations at 2‐m Level
We demonstrate that geostationary satellites depict well the Diurnal Temperature Range (DTR) in the US but differ from information at 2 m level from model outputs. Upper: mean diurnal temperature range (DTR) using GOES‐E based land surface temperature (LST) for January (left) and July (right) during 2004–2009. Lower: mean diurnal temperature range (DTR)
Rachel T. Pinker +4 more
wiley +1 more source
Seasonal Characteristics of Mesoscale Convective Systems Over the Philippines
This study examines how mesoscale convective systems (MCSs) over the Philippines are most frequent during boreal summer, while those in winter are longer‐lived and more intense due to cold surges and enhanced easterly moisture transport. Intraseasonal oscillations, such as the Madden‐Julian Oscillation (MJO) and the Boreal Summer Intraseasonal ...
Cathrene Lagare +3 more
wiley +1 more source
Carbon source and weather in coastal North Carolina
Abstract The increasing frequency of extreme weather events, including tropical cyclones, is altering the delivery and quality of organic matter (OM) exported from landscapes to estuaries. However, the mechanisms regulating these shifts, especially during multi‐year climatic oscillations, remain poorly understood.
Christopher L. Osburn +7 more
wiley +1 more source
Using Geostationary Satellite Observations to Improve the Monitoring of Vegetation Phenology
Geostationary satellite data enable frequent observations of the Earth’s surface, facilitating the rapid monitoring of land covers and changes. However, optical signals over vegetation, represented by the vegetation index (VI), exhibit an anisotropic ...
Jun Lu +3 more
doaj +1 more source
Spectral‐Resolved Light at Night: TEMPO Observations and Background Correction
Abstract Artificial Light at Night (ALAN) poses risks to public health and ecosystems. While long‐term remote sensing has tracked global nighttime light, spectrally resolved light at night (spectral light at night (SLAN)) data from geostationary orbit only became available with NASA's Tropospheric Emissions: Monitoring of Pollution (TEMPO) mission. Its
Zhixin Xue +7 more
wiley +1 more source
Accuracy Analysis of the EGNOS System During Mobile Testing [PDF]
The European Geostationary Navigation Overlay Service or EGNOS has been operational and broadcasting signals on PRN120 and PRN126 as of July 2006.
Eduardo Aguilar +2 more
doaj
Gravity Wave Activity in the Stratosphere and Mesosphere During Hurricane Sam
Abstract Multi‐instrument observations of gravity wave (GW) activity during Hurricane Sam (2021) were made using AIRS (Atmospheric Infrared Sounder) satellite data, ERA5 reanalysis, and TIMED/SABER temperature profiles. Two GW extraction methods, vertical high‐pass filtering and empirical mode decomposition, were applied to quantify wave‐induced ...
Ayden L. S. Gann, Erdal Yiğit
wiley +1 more source
Abstract We investigate Ionosphere‐Thermosphere (IT) responses to the March 2023 geomagnetic storm using GOLD and PFISR observations, along with TIEGCM simulations driven by data‐assimilated aurora and electric fields. A Lattice Kriging approach is implemented to assimilate auroral electron flux and characteristic energy from ground‐based (THEMIS/ASIs)
Prakash Poudel, Xian Lu
wiley +1 more source
Abstract Despite significant advances in tropical cyclone track forecasting, unusual tracks remain a major challenge, primarily due to their substantial prediction uncertainty and inadequate representations. In this paper, we present the Tropical Cyclone Unusual Track Forecasting (TCUTF) model, a novel artificial intelligence‐based approach ...
Luhui Yue, Rui Zhang, Qingshan Liu
wiley +1 more source
Spectrum/orbit utilization program for geostationary satellites
Mutual interferences among geostationary satellite communication systems determine the permitted spacing between satellites and the limits on the capacity of the orbit/spectrum resources available.
Miller, E. F.
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