Low-Cost Air Sensors Hold Up in China’s Smog, but Dust Exposes Their Weak Spot
A field study in Changchun, Northeast China, finds that IQAir, PurpleAir and AirGradient sensors track regulatory PM2.5 monitors closely overall, ...
Tag: mineral dust
Desert dust from China’s Tengger Desert freezes clouds more efficiently when mixed with ammonium sulfate
Laboratory experiments show that Tengger Desert dust freezes supercooled droplets efficiently, with ammonium sulfate aging raising median freezing temperatures by ...
Lidar and satellites trace a dust layer polluting Shiraz skies
A case study of a July 2006 dust episode over Shiraz, Iran, combines ground-based lidar, CALIPSO and MODIS satellite data, ...
Saharan Dust Crossing the Atlantic: Research Vessel Captures Rare Winter Aerosol Data
A new ship-based dataset from two R/V METEOR expeditions captures rare in-situ and remote sensing measurements of Saharan dust crossing ...
NASA’s Multi-Angle Camera Now Maps Air Pollution Particle by Particle at Unprecedented Detail
Scientists have automated NASA's multi-angle MISR research aerosol retrieval into the MRPA, delivering validated 1.1 km global maps of aerosol ...
Giant Iron-Rich Dust Particles Can Fool Satellite Lasers Into Seeing Smoke
New scattering theory shows that very large, iron-rich desert dust particles produce lidar signals resembling pollution or smoke, potentially causing ...
Saharan Dust Storm Rained Tiny Mineral Spheres on Switzerland for the First Time
Researchers report the first iberulite fall north of 42 degrees latitude, using detailed meteorological data from a February 2021 Saharan ...
Gentle Winds, Not Calm Air, Sweep the Most Dust From the Sky
Wind-tunnel experiments in Inner Mongolia reveal that fine dust particles settle most efficiently at a gentle breeze of about 2 ...
Teaching Machines to Tell Pollen from Pollution in Arctic Air
Researchers combined single-particle fluorescence, optical morphology, and machine learning with domain adaptation to better distinguish biological aerosols from dust, sea ...
Arctic Haze Controls How Much Iron Reaches the Ocean, Study Finds
New GEOTRACES and MOSAiC measurements reveal that Arctic haze dramatically boosts the solubility of aerosol iron in winter, shifting the ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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