Results 161 to 170 of about 164,938 (266)

Coupled Gas and Mineral Chemistry in a 60‐Day Venus Weathering Experiment at the Glenn Extreme Environments Rig (GEER)

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Investigations of the venusian surface suggest chemical alteration (weathering) of rocks in contact with a hot, high‐pressure atmosphere. This alteration was anticipated based on mineral stability considerations and has been supported by laboratory experiments conducted under Venus surface conditions.
Alison R. Santos   +5 more
wiley   +1 more source

The Role of Chlorate‐Driven Oxidative Weathering in Shaping Clay Deposits on Mars

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Oxidized clays and the widespread Al/Si‐over‐Fe/Mg stratigraphy on Mars imply prolonged water‐rock interactions and efficient oxidative weathering despite the largely anoxic conditions of Early Mars when most deposits formed during the climate optimum.
Jiawei Wang, Nicole M. Fernandez
wiley   +1 more source

Lithium isotope evidence for enhanced continental weathering triggering the late Paleozoic greenhouse-to-icehouse climate transition. [PDF]

open access: yesNatl Sci Rev
Zhang F   +10 more
europepmc   +1 more source

Dissolved Organic Matter Composition and Mineral Characteristics Jointly Control Adsorption Processes

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 9, September 2026.
Abstract Adsorption of dissolved organic matter (DOM) onto mineral surfaces plays a critical role in the global carbon cycle, influencing carbon stability and sequestration across terrestrial and aquatic ecosystems. Currently, it remains unclear if mineral properties or DOM composition are more relevant for predicting adsorption.
Mona Abbasi   +5 more
wiley   +1 more source

Silicate weathering in anoxic marine sediments [PDF]

open access: yes, 2009
Weathering of silicate minerals is the major sink for atmospheric CO2 on geological time scales. It has commonly been assumed that this process is only occurring on land. New results, however, show that silicate minerals are also reactive within marine
Wallmann, Klaus
openaire   +3 more sources

Decades of High Nitrogen Deposition Mainly Enhanced Eutrophication Rather Than Acidification of Dutch Forest Soils

open access: yesEarth's Future, Volume 14, Issue 9, September 2026.
Abstract In the last decades, forest in the Netherlands have been exposed to high levels nitrogen (N) deposition, which allows to assess the fate and impacts of N and evaluate the concept of N saturation in this large scale “experiment” and related soil acidification.
Anjo de Jong, Wim de Vries
wiley   +1 more source

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