Results 61 to 70 of about 1,033,228 (312)

Joint document concerning geological studies from 1971 - 1975 [PDF]

open access: yes
In 1971, a joint Soviet-Americam Working Group on Remote Sensing of the Natural Environment was established. It was organized into a number of discipline panels, one of which was on geology. Membership on this panel came from the Geological Survey of the

core   +1 more source

Evaporite karst geohazards in the Delaware Basin, Texas: review of traditional karst studies coupled with geophysical and remote sensing characterization [PDF]

open access: yes, 2017
Evaporite karst throughout the Gypsum Plain of west Texas is complex and extensive, including manifestations ranging from intrastratal brecciation and hypogene caves to epigene features and suffosion caves.
Brown, Wesley A.   +4 more
core   +1 more source

High‐elevation endemic plants predicted to lose habitat from changing climate in Washington State

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise High‐elevation plants face unique challenges from potential climate change impacts that will likely require upslope migration into increasingly smaller suitable habitat. This situation is particularly acute for endemic species that by definition occupy small geographic ranges.
Nicholas L. Gjording   +4 more
wiley   +1 more source

Using photovoice to understand community perceptions of firearm risks and protective factors among Asian Americans

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract This study used photovoice methodology to explore Asian Americans' perspectives on the root causes and protective factors of firearm violence in their communities. Photovoice provided a participatory platform for community members to document lived experiences and identify priorities for change.
Tsu‐Yin Wu   +4 more
wiley   +1 more source

Emily Dix, palaeobotanist - a promising career cut short [PDF]

open access: yes, 2005
This is a PDF version of an article published in Geology today© 2005. The definitive version is available at www.blackwell-synergy.com. The illustrations have been removed.This article discusses the life and career of British palaeobotanist Emily Dix ...
Burek, Cynthia V.
core   +2 more sources

Respirable Dust Exposure in Western Australian Mining: Trends, Variability, and Implications for Occupational Health

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Background Mining workers are exposed to a range of respiratory hazards, including respirable dust. While exposure to respirable crystalline silica in the mining industry has been found to be common, less is known about trends in measured levels of exposure to respirable dust overall.
Renee N. Carey   +4 more
wiley   +1 more source

Mechanism of Hydrogen Sulfide Generation and Prevention Strategies in Oil and Gas Fields: A Case Study of the Sickle Bay Operation Area

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT To address the persistent exceedance of hydrogen sulfide (H2S) concentrations and the limited effectiveness of existing treatments in the Sickle Bay oil production area, this study deeply analyzes the mechanism of H2S generation in the Sickle Bay oil production area and proposes targeted prevention and control strategies. The results show that
Bo Lei   +7 more
wiley   +1 more source

Prevalence of Well Water Contaminants in Georgia from 2010-2022

open access: yesJournal of the Georgia Public Health Association
Background: Safe, reliable, and clean drinking water sources are a basic necessity. More than 1.7 million individuals rely on private wells for drinking water in Georgia and are confronted with water quality challenges stemming from chemical ...
Angelique B. Willis   +3 more
doaj   +1 more source

Karst [poster] [PDF]

open access: yes, 2005
Florida’s geology allows for the creation of many interesting features including sinkholes, underground rivers, springs, and caves. These features make up what is called karst topography which forms as flowing water slowly dissolves the limestone and ...

core  

Enhancing UAV–SfM 3D Model Accuracy in High-Relief Landscapes by Incorporating Oblique Images

open access: yesRemote Sensing, 2019
Complex landscapes with high topographic relief and intricate geometry present challenges for complete and accurate mapping of both lateral (x, y) and vertical (z) detail without deformation.
Paul Ryan Nesbit   +1 more
doaj   +1 more source

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