Results 91 to 100 of about 107,927 (297)

Soil-plant mercury concentrations in the Idrijca river terraces (Slovenia)

open access: yesGeologija, 2004
The subjects of research are mercury contents in plants and soils on river terraces in the lower reaches of the Idrijca River. Samples of averaged meadow forage and plaintain (Plantago lanceolata) contain from 0.055 to 0.220 mg Hg/kg in dry matter.
Mateja Gosar
doaj  

A Refined Terrace Extraction Method Based on a Local Optimization Model Using GF-2 Images

open access: yesRemote Sensing
Terraces are an important form of surface modification, and their spatial distribution data are of utmost importance for ensuring food and water security.
Guobin Kan   +7 more
doaj   +1 more source

Eroding Memories and Erecting Risk on the Amite River

open access: yesOpen Rivers, 2020
Baton Rouge, Louisiana owes its existence to the Mississippi River.
Craig E. Colten
doaj   +1 more source

Textural and Lithologic Differences of Cretaceous, Tertiary, and Quaternary Gravels of South Arkansas [PDF]

open access: yes, 1987
Stream gravels have been derived from the Ouachita Mountains since at least Cretaceous times. Past studies have assigned ages to gravel deposits in the basins of the Saline and Little Missouri Rivers on the basis of altitude above local floodplains. This
Wood, Lesli
core   +2 more sources

Permafrost Terrain Disturbance Susceptibility in the Nacho Nyäk Tagé (Stewart River) Watershed, Yukon, Canada

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT The Nacho Nyäk Tagé (Stewart River) watershed in central Yukon (Canada) is characterized by discontinuous permafrost that is locally highly sensitive to thaw. This study aims to map the spatial distribution of permafrost terrain disturbances (PTDs) in the watershed and model thaw susceptibility to support community‐led land‐use planning by the
Frederic Brieger   +2 more
wiley   +1 more source

Ancestral Caddo Sites in the lower Sulphur River Basin at Lake Wright Patman, Bowie and Cass Counties, Texas [PDF]

open access: yes, 2015
The three sites discussed in this article are within the Lake Wright Patman project area on the lower Sulphur River in East Texas. Two of the sites (Clayborn Springs [41BW55] and Mill Creek [41CS125]) are along the existing shoreline and flood pool, but ...
Perttula, Timothy K.
core   +1 more source

Kinematic analysis of the Pakuashan fault tip fold, west central Taiwan: Shortening rate and age of folding inception [PDF]

open access: yes, 2007
The Pakuashan anticline is an active fault tip fold that constitutes the frontal most zone of deformation along the western piedmont of the Taiwan Range.
Avouac, Jean Philippe   +7 more
core   +4 more sources

Arbuscular mycorrhizal fungal inoculation increases the bioavailability of zinc and iron in wheat grain

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Bread wheat is an important crop that supplies calories and nutrients to the global population. Enhancing the concentrations and bioavailability of essential micronutrients in wheat is crucial for human nutrition, and we investigated whether arbuscular mycorrhizal (AM) fungi can contribute to the biofortification of wheat.
Thi Diem Nguyen   +5 more
wiley   +1 more source

Miscellaneous studies [PDF]

open access: yes, 1958
MISCELLANEOUS STUDIES, which includes the following papers: "Geology of the Area in and Around the Jim Woodruff Reservoir" by Charles W. Hendry, Jr. and J.
Hendry, Charles W.   +2 more
core  

Groundwater reinjection and heat dissipation: lessons from the operation of a large groundwater cooling system in Central London [PDF]

open access: yes, 2015
The performance of a large open-loop groundwater cooling scheme in a shallow alluvial aquifer at a prominent public building in Central London has been monitored closely over its first 2 years of operation.
Birks, D.   +6 more
core   +1 more source

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