Results 311 to 320 of about 208,933 (390)

Managing and mitigating future public health risks: Planetary boundaries, global catastrophic risk, and inclusive wealth

open access: yesRisk Analysis, EarlyView.
Abstract There are two separate conceptualizations for assessing existential risks: Planetary Boundaries (PBs) and global catastrophic risks (GCRs). While these concepts are similar in principle, their underpinning literatures tend not to engage with each other.
Eoin McLaughlin, Matthias Beck
wiley   +1 more source

Sampling Mars: Geologic context and preliminary characterization of samples collected by the NASA Mars 2020 Perseverance Rover Mission. [PDF]

open access: yesProc Natl Acad Sci U S A
Herd CDK   +13 more
europepmc   +1 more source

Australian continental‐scale heavy mineral patterns track climate, weathering and erosion

open access: yesSedimentology, EarlyView.
ABSTRACT The heavy mineral cargo of sediment is influenced by a complex and variable overprint of climate and environmental processes acting on weathered crystalline basement sources. Here, a continental‐scale heavy mineral compositional dataset of 1315 surface sediment samples, analysed via automated mineralogy, from across Australia is utilized to ...
Maximilian Dröllner   +4 more
wiley   +1 more source

Formation of Mg‐silicates in the microbial sediments of a saline, mildly alkaline coastal lake (Lake Clifton, Australia): Environmental versus microbiological drivers

open access: yesSedimentology, EarlyView.
ABSTRACT Recent interest in Mg‐rich silicate formation stems from its role as a valuable palaeoclimatic indicator in fluvio‐lacustrine environments and its insights into metal geochemical cycling. Traditionally, Mg‐silicate genesis in lacustrine contexts is linked to alkaline or saline conditions in closed, evaporitic basins.
Ramon Mercedes‐Martín   +8 more
wiley   +1 more source

Comparative Mitogenomic Analyses of <i>Psectrocladius</i> (Diptera: Chironomidae). [PDF]

open access: yesInsects
Chen XY   +6 more
europepmc   +1 more source

Biogeochemical characterization of micritized carbonate grains in the shallow‐marine Al‐Kharrar Lagoon (Red Sea, Saudi Arabia)

open access: yesSedimentology, EarlyView.
ABSTRACT Micritization of marine carbonate grains is an early diagenetic process involving the alteration of the original carbonate fabric and the formation of cryptocrystalline textures through cycles of dissolution and reprecipitation. Microorganisms play a significant role in this process, actively contributing to the formation of constructive and ...
Camila Areias   +8 more
wiley   +1 more source

Development and factors controlling tropical carbonate barrier island systems—Bar Al Hikman; mid‐late Holocene, Oman

open access: yesSedimentology, EarlyView.
ABSTRACT Modern carbonate barrier island systems are crucial coastal geomorphological features increasingly affected by human activities and global environmental change. Predicting their evolution is essential for effective coastal management. In addition, in the subsurface, palaeo‐barriers may hold valuable reservoir potential; however, due to complex
Thomas Teillet   +8 more
wiley   +1 more source

Scaling laws for sediment storage and turnover in river floodplains. [PDF]

open access: yesSci Adv
Geyman EC   +8 more
europepmc   +1 more source

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