Results 131 to 140 of about 24,651 (220)
Arabia Terra is a region of Mars where signs of past-water occurrence are recorded in several landforms. Broad and local scale geomorphological, compositional and hydrological analyses point towards pervasive fluid circulation through time.
Cremonese, Gabriele +6 more
core +1 more source
ABSTRACT Thin ferruginous sandy crusts are common on top of sandstone beds in the Early Permian post‐glacial deposits of the Paraná Basin in southern Brazil. These crusts usually preserve wrinkle structures, suggesting that they might be a product of microbial mediation.
Patrícia Weschenfelder +2 more
wiley +1 more source
Sulfur and Methane-Oxidizing Microbial Community in a Terrestrial Mud Volcano Revealed by Metagenomics. [PDF]
Mardanov AV +3 more
europepmc +1 more source
ABSTRACT Understanding the biotic and abiotic influences on the deposition and diagenesis of recent microbial carbonates is crucial for addressing the environmental and ecological significance of ancient organosedimentary structures. This study investigates these factors and their expression in the microstructure of Holocene tufa thrombolites from a ...
Paulo Quezada +10 more
wiley +1 more source
Skylab short-lived event alert program [PDF]
During the three manned Skylab missions, the Center for Short-Lived Phenomena (CSLP) reported a total of 39 significant events to the Johnson Space Center (JSC) as part of the Skylab Short-Lived Event Alert Program.
Citron, R. A.
core +1 more source
Tubular carbonate concretions as hydrocarbon migration pathways? Examples from North Island, New Zealand [PDF]
Cold seep carbonate deposits are associated with the development on the sea floor of distinctive chemosyn¬thetic animal communities and carbonate minerali¬sation as a consequence of microbially mediated anaerobic oxidation of methane.
Browne, Gregory H. +7 more
core +1 more source
Characteristics of hydrate-bound gas retrieved at the Kedr mud volcano (southern Lake Baikal). [PDF]
Hachikubo A +10 more
europepmc +1 more source
Stratigraphy and paleoceanography of a topography-controlled contourite drift in the Pen Duick area, southern Gulf of Cadiz [PDF]
de Haas, H +2 more
core +1 more source

