Results 51 to 60 of about 566,377 (117)

Dust Storms, Valley Fever, and Public Awareness

open access: yesGeoHealth, 2022
We discuss several issues raised by Comrie (2021, https://doi.org/10.1029/2021GH000504), which uses a crowdsourced data set to study dust storms and coccidioidomycosis (Valley fever).
Daniel Q. Tong   +5 more
doaj   +1 more source

Properties of a Martian local dust storm in Atlantis Chaos from OMEGA/MEX data [PDF]

open access: yes, 2017
In this study we present the analysis of the dust properties of a local storm imaged in the Atlantis Chaos region on Mars by the OMEGA imaging spectrometer on March 2nd 2005. We use the radiative transfer model MITRA to study the dust properties at solar wavelengths between 0.5 {\mu}m and 2.5 {\mu}m and infer the connection between the local storm ...
arxiv   +1 more source

Effects of Solar Activity, Solar Insolation and the Lower Atmospheric Dust on the Martian Thermosphere [PDF]

open access: yesarXiv, 2022
A diagnosis of the Ar densities measured by the Neutral Gas and Ion Mass Spectrometer aboard the Mars Atmosphere and Volatile EvolutioN (MAVEN) and the temperatures derived from these densities shows that solar activity, solar insolation, and the lower atmospheric dust are the dominant forcings of the Martian thermosphere.
arxiv  

Mars Express measurements of surface albedo changes over 2004 - 2010 [PDF]

open access: yesIcarus, 251, 145-163, 2015, 2014
The pervasive Mars dust is continually transported between the surface and the atmosphere. When on the surface, dust increases the albedo of darker underlying rocks and regolith, which modifies climate energy balance and must be quantified. Remote observation of surface albedo absolute value and albedo change is however complicated by dust itself when ...
arxiv   +1 more source

Dust storms and cardiorespiratory emergency department visits in three Southwestern United States: application of a monitoring-based exposure metric

open access: yesEnvironmental Research: Health
Climate change is projected to increase the risk of dust storms, particularly in subtropical dryland, including the southwestern US. Research on dust storm’s health impacts in the US is limited and hindered by challenges in dust storm identification ...
Claire Rowan   +7 more
doaj   +1 more source

Orbit-spin coupling and the interannual variability of global-scale dust storm occurrence on Mars [PDF]

open access: yes, 2016
A new physical hypothesis predicts that a weak coupling of the orbital and rotational motions of extended bodies may give rise to a modulation of circulatory flows within their atmospheres. Driven cycles of intensification and relaxation of large-scale circulatory flows are predicted, with the phasing of these changes linked directly to the rate of ...
arxiv   +1 more source

Comparative Analysis of Terahertz Propagation Under Dust Storm Conditions on Mars and Earth [PDF]

open access: yesarXiv, 2022
Reliable Terahertz (THz) links are necessary for outdoor point-to-point communication with the exponential growth of wireless data traffic. This study presents a modified Monte Carlo simulation procedure for estimating THz link attenuation due to multiple scattering by dust particles on the THz beam propagation path. Scattering models are developed for
arxiv  

Mars Science Laboratory Observations of the 2018/Mars Year 34 Global Dust Storm

open access: yesGeophysical Research Letters, 2018
Mars Science Laboratory Curiosity rover observations of the 2018/Mars year 34 global/planet‐encircling dust storm represent the first in situ measurements of a global dust storm with dedicated meteorological sensors since the Viking Landers.
S. Guzewich   +24 more
semanticscholar   +1 more source

Advances in Disaster Modeling, Simulation and Visualization for Sandstorm Risk Management in North China

open access: yesRemote Sensing, 2012
Dust storms in North China result in high concentrations of airborne dust particles, which cause detrimental effects on human health as well as social and economic losses and environmental degradation.
Hang Lei   +3 more
doaj   +1 more source

Establishment of Safety Evaluation Factors for Dust Storms in the Landing Area Selection for Tianwen‐3 Mission

open access: yesEarth and Space Science
China's Tianwen‐3 mission is expected to be launched around 2028, making it the first Mars sample return mission. Dust storms occurring in all seasons on Mars can affect the accuracy and safety of the landing and takeoff phases of Mars sampling missions.
Puzheng Wen   +3 more
doaj   +1 more source

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