Results 81 to 90 of about 241,189 (213)

Mineralogia de um Argissolo Vermelho-Amarelo da zona úmida costeira do Estado de Pernambuco Mineralogy of an Ultisol in the coastal humid zone of Pernambuco, Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2008
A mineralogia do solo constitui uma excelente ferramenta para o conhecimento e a avaliação da gênese do solo e do seu comportamento físico e químico, além de ser um dos parâmetros utilizados na distinção de classes do Sistema Brasileiro de Classificação ...
Júlio Guilherme da Costa Lima   +3 more
doaj   +1 more source

Rhenium in Indian rivers: Sources, fluxes, and contribution to oceanic budget

open access: yesGeochemistry, Geophysics, Geosystems, 2012
The abundance and distribution of dissolved and particulate Rhenium (Re) has been measured in several rivers draining the Himalaya and Peninsular India, from their origin to outflow into the Bay of Bengal and the Arabian Sea. The large data set resulting
Waliur Rahaman   +2 more
doaj   +1 more source

Changes in colour and mechanical properties of wood polypropylene composites on natural weathering

open access: yesMaderas: Ciencia y Tecnología, 2020
This comparative study focused on understanding the effect of coupling agent and particle size on weathering behaviour of wood polypropylene composite.
Jayashri Gunjal   +2 more
doaj  

Weather, Weathering, Weathered: Editors\u27 Notebook [PDF]

open access: yes, 2018
Editorial introduction to The Goose Volume 17, Issue 1 (2018)
Dennis Unrau, Melanie   +2 more
core   +1 more source

Geochemistry of urban waters and their evolution within the urban landscape

open access: yesFrontiers in Geochemistry
Urban populations and the sprawl of urban environments are increasing in the United States as well as globally. The local hydrologic cycle is directly impacted by urban development through greater generation of surface runoff and export of water through ...
Devin F. Smith   +6 more
doaj   +1 more source

Slope Stability Analysis of Open-Pit Mine Considering Weathering Effects

open access: yesApplied Sciences
Weathering processes gradually alter the physical and mechanical attributes of slope materials, weakening the structural integrity and stability of slopes.
Wei Liu   +5 more
doaj   +1 more source

South Asian monsoon history over the past 60 kyr recorded by radiogenic isotopes and clay mineral assemblages in the Andaman Sea [PDF]

open access: yes, 2015
The Late Quaternary variability of the South Asian (or Indian) monsoon has been linked with glacial‐interglacial and millennial scale climatic changes but past rainfall intensity in the river catchments draining into the Andaman Sea remains poorly ...
Ali, Sajid   +8 more
core   +1 more source

Cryptoendolith colonization of diverse substrates (1): cultivation and characterization [PDF]

open access: yes, 2005
We are investigating whether cryptoendolithic microorganisms are able to colonize diverse substrates through biogenic weathering. This first part of the study involves the cultivation and characterization of microbial consortia from Antarctic sandstone ...
Blackhurst, R. L.   +4 more
core  

Rock-eating mycorrhizas: their role in plant nutrition and biogeochemical cycles [PDF]

open access: yes
A decade ago, tunnels inside mineral grains were found that were likely formed by hyphae of ectomycorrhizal (EcM) fungi. This observation implied that EcM fungi can dissolve mineral grains. The observation raised several questions on the ecology of these
Breemen, N., van   +5 more
core   +2 more sources

EFFLORESCENT SULFATE MINERALS OF THE KARABASH MINING/SMELTING AREA, URAL MOUNTAINS, RU [PDF]

open access: yesМинералогия, 2018
Karabash is a copper smelting town in the Chelyabinsk district of the Southern Ural mountains of Russia. The town is in close proximity to a large copper deposit and resultant mining activities.
J. Hechler   +4 more
doaj  

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