Signatures of early microbial life from the Archean (4 to 2.5 Ga) eon

K Lepot - Earth-Science Reviews, 2020 - Elsevier
Abstract The Archean era (4 to 2.5 billion years ago, Ga) yielded rocks that include the
oldest conclusive traces of life as well as many controversial occurrences. Carbonaceous …

The importance of water for life

F Westall, A Brack - Space Science Reviews, 2018 - Springer
Liquid water is essential for life as we know it, ie carbon-based life. Although other
compound-solvent pairs that could exist in very specific physical environments could be …

[图书][B] Using geochemical data: to understand geological processes

HR Rollinson, H Rollinson, V Pease - 2021 - books.google.com
This textbook is a complete rewrite, and expansion of Hugh Rollinson's highly successful
1993 book Using Geochemical Data: Evaluation, Presentation, Interpretation. Rollinson and …

Habitability on early Mars and the search for biosignatures with the ExoMars Rover

JL Vago, F Westall, AJ Coates, R Jaumann… - Astrobiology, 2017 - liebertpub.com
The second ExoMars mission will be launched in 2020 to target an ancient location
interpreted to have strong potential for past habitability and for preserving physical and …

Abiotic synthesis of amino acids in the recesses of the oceanic lithosphere

B Ménez, C Pisapia, M Andreani, F Jamme… - Nature, 2018 - nature.com
Abiotic hydrocarbons and carboxylic acids are known to be formed on Earth, notably during
the hydrothermal alteration of mantle rocks. Although the abiotic formation of amino acids …

Biosignatures on Mars: what, where, and how? Implications for the search for martian life

F Westall, F Foucher, N Bost, M Bertrand, D Loizeau… - Astrobiology, 2015 - liebertpub.com
The search for traces of life is one of the principal objectives of Mars exploration. Central to
this objective is the concept of habitability, the set of conditions that allows the appearance …

Subduction hides high-pressure sources of energy that may feed the deep subsurface biosphere

A Vitale Brovarone, DA Sverjensky, F Piccoli… - Nature …, 2020 - nature.com
Geological sources of H2 and abiotic CH4 have had a critical role in the evolution of our
planet and the development of life and sustainability of the deep subsurface biosphere. Yet …

Massive production of abiotic methane during subduction evidenced in metamorphosed ophicarbonates from the Italian Alps

A Vitale Brovarone, I Martinez, A Elmaleh… - Nature …, 2017 - nature.com
Alteration of ultramafic rocks plays a major role in the production of hydrocarbons and
organic compounds via abiotic processes on Earth and beyond and contributes to the …

Polycyclic aromatic hydrocarbon (PAH) degradation pathways of the obligate marine PAH degrader Cycloclasticus sp. strain P1

W Wang, L Wang, Z Shao - Applied and environmental …, 2018 - Am Soc Microbiol
Bacteria play an important role in the removal of polycyclic aromatic hydrocarbons (PAHs)
from polluted environments. In marine environments, Cycloclasticus is one of the most …

[HTML][HTML] Review of different CdS/TiO2 and WO3/g-C3N4 composite based photocatalyst for hydrogen production

Z Ashfaq, T Iqbal, H Ali, SM Eldin, MM Alam… - Arabian Journal of …, 2023 - Elsevier
The production of hydrogen from water is one of the best sustainable energy resources to
fulfill the increasing energy deficiency of the world. As most of the available energy …