Results 191 to 200 of about 201,364 (273)

The making of pure quartzose sand in continental interiors: Paraná River (Brazil and Argentina)

open access: yesSedimentology, Volume 73, Issue 3, Page 802-837, April 2026.
ABSTRACT As part of a comprehensive project on sedimentary processes in South America, this study focuses on sediment generation in the intracratonic Paraná Basin and monitors the evolution of sand composition along the Paraná River from central Brazil to the Río de la Plata estuary in Argentina.
Eduardo Garzanti   +5 more
wiley   +1 more source

Magnetic and Isotopic Analyses Unravel the Abundance and Sources of Magnetic Nanoparticles in Urban PM2.5

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract Magnetic nanoparticles (NPs) are increasingly recognized as an emerging threat to ecosystems and human health, yet their mass concentrations and sources in urban atmosphere remain poorly characterized. Here, we developed a robust methodology for the extraction, quantification, and source apportionment of magnetic NPs in urban PM2.5.
Jiaxin Ye   +6 more
wiley   +1 more source

Plume‐Coupled Long‐Range Spotting Drove the Explosive Spread of the 2018 Camp Fire

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 6, 28 March 2026.
Abstract Extreme fire spread during the 2018 Camp Fire in northern California was driven by organized long‐range spotting tightly coupled to plume dynamics. Doppler radar and satellite observations reveal distinct regions of ember lofting and downwind fallout within the convective column, forming direct pathways for firebrand transport several (up to ...
N. P. Lareau
wiley   +1 more source

Recruitment strategies and challenges: Lessons learned from a coal ash and children's health study. [PDF]

open access: yesRes Nurs Health, 2019
Odoh C   +9 more
europepmc   +1 more source

Measuring Brief (EPA) [PDF]

open access: yes, 2018
Govindgari, Shravya   +2 more
core   +2 more sources

Questioning coal ash deregulation.

open access: yesEnvironmental Health Perspectives, 2000
openaire   +1 more source

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