Results 81 to 90 of about 90,440 (261)

Alexander von Humboldt’s ideas on volcanism and their influence on Russian scientists

open access: yesHiN - Alexander von Humboldt im Netz. Internationale Zeitschrift für Humboldt-Studien, 2005
Article in English, Abstract in English.The article provides historical background for Alexander von Humboldt’s expedition into Russia in 1829. It includes information on Humboldt’s works and publications in Russia over the course of his lifetime, as ...
Alexander Zemtsov
doaj  

Quaternary volcanism, tephras, and tephra-derived soils in New Zealand: an introductory review [PDF]

open access: yes, 2010
This two-part article comprises brief introductions to (1) volcanism and its products in general and to the broad pattern of Quaternary volcanism and tephrostratigraphy in North Island, and (2) the ensuing tephra-derived soils of North Island.
Lowe, David J.
core   +1 more source

FORMATION CONDITIONS OF AGATES [PDF]

open access: yesМинералогия, 2017
Agates are formed at various temperatures, which covers a wide range from those of basaltic and andesitic melts (above 1100 °С) to several tens of centigrade, but at rather low pressures. Their formation in liquid mafic magmas is indicated by correlation
I.N. Kigai
doaj  

Past-Forwarding Ancient Calamities. Pathways for Making Archaeology Relevant in Disaster Risk Reduction Research

open access: yesHumanities, 2017
Despite the alleged mastery of humans over nature, contemporary societies are acutely vulnerable to natural hazards. In interaction with vulnerable communities, these transform into catastrophes.
Felix Riede
doaj   +1 more source

The Holocene volcanism of Gran Canaria (Canary Islands, Spain) [PDF]

open access: gold, 2018
Alejandro Rodríguez-González   +5 more
openalex   +1 more source

Weak Tectono-Magmatic Relationships along an Obliquely Convergent Plate Boundary: Sumatra, Indonesia

open access: yesFrontiers in Earth Science, 2018
The tectono-magmatic relationships along obliquely convergent plate boundaries, where strain partitioning promotes strike-slip structures along the volcanic arc, are poorly known. Here it is unclear if and, in case, how the strike-slip structures control
Valerio Acocella   +4 more
doaj   +1 more source

Martian volcanism: A review [PDF]

open access: yes
Martian volcanism is reviewed. It is emphasized that lava plains constitute the major type of effusive flow, and can be differentiated by morphologic characteristics.
Carr, Michael H.
core   +1 more source

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