Results 121 to 130 of about 36,965 (285)

Seasonal dynamics of fish diversity and assemblage composition in temporary pools of a protected Atlantic Forest area

open access: yesJournal of Fish Biology, EarlyView.
Abstract The Atlantic Forest is one of the top five biodiversity hotspots on the planet and is considered a global priority for conservation, largely due to extensive human‐driven deforestation. Temporary pools in the Atlantic Forest harbour unique and vulnerable fish assemblages, yet remain poorly studied, particularly within protected areas.
Gabriel Gonçalves de Souza   +5 more
wiley   +1 more source

Volcanism and Climate

open access: yes, 2015
The impact of volcanism on weather and climate is unequivocally documented by temporal correlations in both historical and prehistorical records. Although volcanic events have been traced far back in time, only Quaternary and Holocene records provide ...
Mike Coffin (14734024)   +1 more
core  

Phanerozoic volcanism

open access: yes, 2012
Oceanic volcanism can be understood in terms of decompression melting (ridges), addition of water to dry mantle (arcs) and possible involvement of high temperature mantle (ocean islands and plateaux).
Andrew C. Kerr   +3 more
core   +1 more source

Feldspar Albitization With Implications for Reservoir Quality Evolution of Eocene Turbidite Sandstones in Offshore Espírito Santo Basin, Eastern Brazil

open access: yesJournal of Petroleum Geology, EarlyView.
ABSTRACT The diagenetic albitization of plagioclase and K‐feldspar grains is a transformative process that significantly alters sandstone's detrital composition and formation water chemistry, impacting reservoir quality. In this study, Eocene turbidite sandstones from the offshore Espírito Santo Basin, Brazil, were investigated to elucidate the role of
Eveline E. Zambonato   +2 more
wiley   +1 more source

Строение базального горизонта риолитовой толщи и его происхождение (Северный Кавказ, Верхний Чегем)

open access: yesГеология и геофизика Юга России, 2019
Мощную толщу риолитов Верхнечегемской вулкано-тектонической впадины большинство исследователей относят к «игнимбритам» - т. е. породам, образовавшимся при спекании или сваривании частиц в пепловых потоках.
Н. В. Короновский
doaj  

Vicariance and dispersal in the Aegean Archipelago: Molecular phylogeography reveals the origin and divergence times of Hydropsyche (Trichoptera: Hydropsychidae) species

open access: yesJournal of Systematics and Evolution, EarlyView.
Divergence times of Greek Hydropsyche lineages fall mostly within the Pliocene‐Pleistocene, rejecting ancient vicariance. Widespread species show shallow divergences consistent with dispersal, while island endemics exhibit deeper isolation patterns supporting a mixed vicariance‐dispersal model.
Anastasia Lampou   +5 more
wiley   +1 more source

Кельское вулканическое нагорье (Центральная часть Большого Кавказа)

open access: yesГеология и геофизика Юга России, 2018
Кельское вулканическое нагорье образовано компактной группой более, чем 25 самостоятельных центров извержений, на месте которых возникли вулканы с многочисленными потоками лав разной длины.
Н. В. Короновский
doaj  

Morphology of the Reykjanes ridge junction with the rift zones of Iceland

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
The joint zone between subaquatic Reykjanes Ridge and Icelandic rift zones known as Reykjanes Rift Zone is a unique transform zone formed in conditions of interaction between the mantle plume and the mid-oceanic ridge.
A.A. Lukashov   +2 more
doaj   +1 more source

Epistocracy and the Commitment Problem

open access: yesPhilosophy &Public Affairs, EarlyView.
ABSTRACT The epistocracy debate has turned largely on the character of the electorate—what voters know, whether competence filters can be designed well, and what filtered selection produces. Another strand has focused on the legitimacy of epistocratic justifications. I ask instead about the equilibrium effects of the institution.
Simon Goldstein
wiley   +1 more source

Subaqueous volcanism and their depositional processes, their relationship to subaerial volcanism: review

open access: yes, 1999
A vizalatti vulkanizmus jelenségei és üledékképződési folyamatai, kapcsolatai a szárazföldi vulkáni folyamatokkal: attekintes (Subaqueous volcanism and their depositional processes, their relationship to subaerial volcanism ...
Nemeth, Karoly
core  

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