Results 11 to 20 of about 2,805 (245)

Mineral Particles in Foliar Fertilizer Formulations Can Improve the Rate of Foliar Uptake

open access: yesPlants, 2023
The application of foliar sprays of suspensions of relatively insoluble essential element salts is gradually becoming common, chiefly with the introduction of nano-technology approaches in agriculture.
Carlos Pimentel   +7 more
doaj   +1 more source

Geochemical and reactive transport modelling in R with the RedModRphree package [PDF]

open access: yesAdvances in Geosciences, 2021
Advances in computing and experimental capabilities in the research of water-rock-interactions require geoscientists to routinely combine laboratory data and models to produce new knowledge.
M. De Lucia, M. Kühn, M. Kühn
doaj   +1 more source

A New Degassing Model to Infer Magma Dynamics from Radioactive Disequilibria in Volcanic Plumes

open access: yesGeosciences, 2018
Mount Etna volcano (Sicily, Italy) is the place where short-lived radioactive disequilibrium measurements in volcanic gases were initiated more than 40 years ago.
Luca Terray   +6 more
doaj   +1 more source

Spatially weighted singularity mapping in conjunction with random forest algorithm for mineral prospectivity modeling [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2023
Geochemical exploration data play a vital role in mineral prospectivity modelling (MPM) for discovering unknown mineral deposits. In this study, the improved spatially weighted singularity mapping (SWSM) method is used to improve the practice of ...
Saeid Ghasemzadeh   +3 more
doaj   +1 more source

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+17 more sources

Cadmium speciation assessment in salinised environmental conditions [PDF]

open access: yesAgroznanje, 2012
Increased topsoil salinity and trace elements content due to inappropriate land management practices (fertigation, soil amendments application) represent some of the most widespread threats to food safety and security in modern agriculture ...
Ondrasek Gabrijel   +3 more
doaj   +1 more source

Geochemical modeling of mercury in coastal groundwater

open access: yesChemosphere, 2022
The systematic analysis of groundwater in the Greek island of Skiathos revealed a seasonal increase of total mercury concentrations after the extensive groundwater abstraction during the busy and heavily touristic summer months. This contamination was accompanied by a corresponding increase of the chloride content of groundwater, attributed to seawater
Spyropoulou, Alexandra E.   +3 more
openaire   +2 more sources

Highly siderophile element and osmium isotope systematics of basaltic volcanics: A different approach to petrological processes

open access: yesBulletin of the Mineral Research and Exploration, 2022
The highly siderophile element (HSE) or platinum group element (PGE) and Os isotope systematics of basaltic volcanics have recently received a significant attention because of their potential to constrain the petrological processes on magma generation ...
Bahrican Ar   +4 more
doaj   +1 more source

Basaltic Plinian eruptions at Las Sierras-Masaya volcano driven by cool storage of crystal-rich magmas

open access: yesCommunications Earth & Environment, 2022
Large explosive eruptions of basaltic magma are promoted by low pre-eruptive temperatures in crystallising shallow magma reservoirs, according to an integrated petrological, geochemical and numerical modelling study.
Emily C. Bamber   +8 more
doaj   +1 more source

A nutrient control on expanded anoxia and global cooling during the Late Ordovician mass extinction

open access: yesCommunications Earth & Environment, 2022
Phosphorus recycling played a critical role in driving the Late Ordovician mass extinction through ocean euxinia, and in the initiation of the Hirnantian glaciation, according to geochemical analyses of marine rocks from China and global biogeochemical ...
Zhen Qiu   +8 more
doaj   +1 more source

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