Results 31 to 40 of about 107,778 (307)

Ostracode-based aminostratigraphy and aminochronology of a tufa system in central Spain [PDF]

open access: yes, 2005
In the Priego area, central Spain, extensive tufa deposits are located in three small tributaries located at the head of the 1000 kmlong Tagus River. The deposits are originated after karst-origin running waters emerged from the confines of the canyons ...
Andrews   +46 more
core   +2 more sources

Palaeochannels of the upper central Murray and lower Goulburn rivers, southeastern Australia

open access: yesJournal of Maps
Palaeochannel systems are characteristic of alluvial plains across large parts of the Australian continent, but their evolution and modes of formation are still only partly understood.
Daniela Mueller   +2 more
doaj   +1 more source

Organic carbon and total nitrogen stocks in soils of the Lena River Delta [PDF]

open access: yesBiogeosciences, 2013
The Lena River Delta, which is the largest delta in the Arctic, extends over an area of 32 000 km2 and likely holds more than half of the entire soil organic carbon (SOC) mass stored in the seven major deltas in the northern permafrost regions.
S. Zubrzycki   +4 more
doaj   +1 more source

Analysis of Gravel Shapes Along the Khazir River, North of Iraq

open access: yesIraqi Geological Journal, 2023
This research work deals with the analyses of the shape and size of gravels within the terrace deposit of the Khazir River in the north of Iraq.
Ziyad Elias
doaj   +1 more source

Engineering, Ecological and Social Monitoring of the Largest Underwater Sculpture in the World at John Brewer Reef, Australia

open access: yesJournal of Marine Science and Engineering, 2022
The largest underwater sculpture in the world, the ‘Coral Greenhouse’ by artist Jason deCaires Taylor, was commissioned by the Museum of Underwater Art and installed at John Brewer Reef, Australia, in December 2019.
Adam Smith   +5 more
doaj   +1 more source

Millennial slip rate of the Longitudinal Valley fault from river terraces: Implications for convergence across the active suture of eastern Taiwan [PDF]

open access: yes, 2006
The Longitudinal Valley fault is a key element in the active tectonics of Taiwan. It is the principal structure accommodating convergence across one of the two active sutures of the Taiwan orogeny.
Avouac, Jean-Philippe   +4 more
core   +1 more source

Trackable Tolerogenic Macrophages Integrate PD‐L1 and Rapamycin Signaling to Suppress Alloimmune Responses in Transplantation

open access: yesAdvanced Science, EarlyView.
We developed a macrophage‐based therapeutic platform, termed trackable tolerogenic macrophages (TTM), for dual‐function immunomodulation and visualization in vivo. TTM cells were engineered to overexpress PD‐L1, incorporate bioorthogonal cell surface tags, and load rapamycin for sustained release.
Yihui Wang   +14 more
wiley   +1 more source

Quaternary Terraces of the Berounka River [PDF]

open access: yesGeografie, 1991
The paper brings geomorphological characteristic of Neogene sediments and Pleistocene terraces of the Berounka (the left tributary to the Vltava). The localities of Neogene fluvial and fluvial-lacustrine sediments of Lower Miocene Age are clean-cut and neotectonically dislocated.
Břetislav Balatka, Jaroslava Loučková
openaire   +1 more source

The Caddo Ceramic Assemblage from the Hardin A Site (41GG69) on the Sabine River in Gregg County, Texas [PDF]

open access: yes, 2015
The Hardin A site (41GG69) is an ancestral Caddo settlement on a high alluvial terrace landform overlooking the Sabine River floodplain in Gregg County, Texas, a few miles west of Longview, Texas. The modern channel of the river is ca. 650 m to the south.
Perttula, Timothy K.
core   +1 more source

Staging an Experience of Cultural Heritage Preservation: Consumers' Willingness to Pay for Heirloom Rice in the Philippines

open access: yesAgribusiness, EarlyView.
ABSTRACT The Cordillera Administrative Region in the Philippines is home to terraced rice embedded in centuries of cultural heritage. However, weak market incentives threaten sustained production, jeopardizing indigenous communities' cultural heritage and the in situ biodiversity of rice genetic resources.
Kofi Britwum, Matty Demont
wiley   +1 more source

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