Results 71 to 80 of about 85,799 (314)

Increase in CH4 Emissions in a Pantanal Wetland Lagoon Due to Extreme Drought and Sediment Exposure

open access: yesInternational Review of Hydrobiology, EarlyView.
ABSTRACT The Pantanal, one of the largest wetlands on Earth, stores substantial carbon in its diverse ecosystems but faces increasing threats, such as fires, poor soil management, deforestation, and climate change impacts that may elevate CH₄ emissions.
João Paulo Mariano Godinho   +5 more
wiley   +1 more source

BOOK REVIEW | Chemical Oceanography and the Marine Carbon Cycle [PDF]

open access: yesOceanography, 2009
Chemical Oceanography and the Marine Carbon Cycle reflects the two authors' wealth of research and teaching experience, and the community is fortunate that Steve Emerson was able to complete this major effort following John Hedges' untimely death in 2003.
Timothy Shaw
doaj  

Virtual Reality and Oceanography: Overview, Applications, and Perspective

open access: yesFrontiers in Marine Science, 2019
With the ongoing, exponential increase in ocean data from autonomous platforms, satellites, models, and in particular, the growing field of quantitative imaging, there arises a need for scalable and cost-efficient visualization tools to interpret these ...
Noah L. Walcutt   +5 more
doaj   +1 more source

Skeletogenic Expression of Integrin Alpha, Talin and Npnt Genes and Npnt Role in Sea Urchin Skeletogenesis

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
Three integrin alpha genes and the cytoskeletal adaptor talin are enriched in sea urchin skeletogenic cells during early skeletogenesis. The extracellular matrix protein nephronectin (Npnt) is expressed in the skeletogenic cells throughout skeletogenesis and supports normal skeletal growth, highlighting a potential role for cell–matrix interactions in ...
Shanduo Chen   +3 more
wiley   +1 more source

[Comment on “The Oceanography Report”] Composition of the Oceanography Report

open access: yesEos, Transactions American Geophysical Union, 1986
In looking over the subject matter of The Oceanography Report (TOR), beginning with the September 1, 1981, edition of Eos, I am struck by the predominance of physical oceanography lead articles. In fact, out of 63 articles, 23 are “pure” physical oceanography, 25 are multidisciplinary, general, or news and announcement articles, and the remainder are ...
openaire   +2 more sources

An aminostratigraphy of the northern Upper Rhine Graben, Germany

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The northern Upper Rhine Graben (Germany) contains a complex, quasi‐continuous Quaternary record, but constraining its chronology is challenging. This study presents the first application of amino acid geochronology for this region using Bithynia opercula to establish a relative dating framework.
Ellie Nelson   +7 more
wiley   +1 more source

The Holocene sedimentary record of Mittie Glacier dynamics in Smith Bay, Ellesmere Island (eastern Canadian Arctic Archipelago)

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The physical, sedimentological, mineralogical, and elemental geochemical properties of sediment cores collected in Smith Bay (22BC and 01PC), and near the front of Mittie Glacier (23BC and 01GC), were used to reconstruct glacial sediment discharge and trace the long‐term composition and provenance of detrital sediments for the northeastern ...
Elodie Bracquart   +4 more
wiley   +1 more source

New records of scalpellids: Are scalpellids (Cirripedia: Scalpellidae) in the Nordic Seas confined to specific oceanographical regimes?

open access: yesFauna Norvegica
Records of cirriped species in the family Scalpellidae from the Nordic Seas are scarce. New records of the four species Amigdoscalpellum hispidum (G. O. Sars, 1890), Ornatoscalpellum stroemi (M. Sars, 1859) Tarasovium cornutum (G.O.
Torkild Bakken, Toril Loennechen Moen
doaj   +1 more source

A tephrostratigraphic investigation of the continuously varved Holocene Boreal lake Nautajärvi, Finland, provides precise age estimate for Lairg A/Hekla 5 eruption

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Numerous cryptotephra layers originating from Icelandic volcanoes and further afield have reached Northern Europe during the Holocene. Refining the precise timing and the relative frequency of local and distal eruptions requires well‐resolved continuous sediment archives. Lake Nautajärvi is located in central‐southern Finland (61°48′ N, 24°41′
Alice Carter‐Champion   +7 more
wiley   +1 more source

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