Results 91 to 100 of about 172,512 (354)

Simulation of regional rainfall observation using urban surveillance camera networks

open access: yesEnvironmental Research Letters
Widespread surveillance cameras show excellent potential for high spatial and temporal resolution rainfall observation. As the accuracy of surveillance camera-based rain gauges (SRGs) continues to improve, surveillance camera-based rainfall observation ...
Xing Wang   +3 more
doaj   +1 more source

A Radar Radial Velocity Dealiasing Algorithm for Radar Data Assimilation and its Evaluation with Observations from Multiple Radar Networks

open access: yesRemote Sensing, 2019
Automated and accurate radar dealiasing algorithms are very important for their assimilation into operational numerical weather forecasting models. A radar radial velocity dealiasing algorithm aimed at radar data assimilation is introduced and assessed ...
Guangxin He   +3 more
doaj   +1 more source

Radar-based Feature Design and Multiclass Classification for Road User Recognition

open access: yes, 2019
The classification of individual traffic participants is a complex task, especially for challenging scenarios with multiple road users or under bad weather conditions.
Appenrodt, Nils   +3 more
core   +1 more source

Dry‐Season Water Deficits in the Southwestern Amazon Under High Emissions

open access: yesInternational Journal of Climatology, EarlyView.
Projected climatic water deficit in the study region indicates a longer and more intense dry season, with delays in the onset of the wet season under higher emission scenarios. These changes, particularly, pronounced under SSP5‐8.5, suggest increased ecological vulnerability and greater seasonal water stress.
Débora J. Dutra   +18 more
wiley   +1 more source

VHF downline communication system for SLAR data [PDF]

open access: yes
A real time VHF downlink communication system is described for transmitting side-looking airborne radar (SLAR) data directly from an aircraft to a portable ground/shipboard receiving station. Use of this receiving station aboard the U.S.
Chase, T. L.   +5 more
core   +1 more source

Polarimetric Doppler Weather Radar [PDF]

open access: yesEos, Transactions American Geophysical Union, 2002
Weather radar has been used by meteorologists throughout the world since the 1940s as a valuable remote sensing technology. A significant milestone was reached in the late 1980s when the first of a network of 158 Weather Surveillance Radar‐1988 Doppler (WSR‐88D) weather radars was installed in central Oklahoma.
openaire   +1 more source

Justice in coexistence: Pastoralism and large carnivores on the Qinghai‐Tibet Plateau

open access: yesPeople and Nature, EarlyView.
Abstract The conflict between livestock husbandry and large carnivore conservation presents significant challenges in grassland ecosystems worldwide. Achieving sustainable coexistence among herders, livestock and large carnivores requires reconciling diverse perspectives and interests through equitable, inclusive and fair processes that address both ...
Yufang Gao, Yue Yu
wiley   +1 more source

Subsurface Investigations of Cryo‐Hydrogeological Features in a High Arctic Catchment Under Transition

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT In this study, the internal structure and seasonal variations of cryo‐hydrogeological features were investigated in the Fuglebekken catchment, located near the Polish Polar Station Hornsund in Svalbard. Over a few years, rising air temperatures and intensified water circulation have significantly altered the distribution, extent, and state of ...
Wawrzyniak Tomasz   +3 more
wiley   +1 more source

Biological data derived from European weather radars

open access: yesScientific Data
Weather radars detect more than weather, they also continuously register the movements of billions of animals aloft in the lower atmosphere. This makes archived, unfiltered weather radar data a goldmine for biological monitoring purposes, providing ...
Peter Desmet   +14 more
doaj   +1 more source

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