Crushed olivine was added to a soil core to mimic enhanced weathering, and water was continually dripped through for ~6 months. Our experiments were conducted at 4°C, and are compared to previously ...

Continents ride high above the ocean floor because they are underlain by thick, low-density, Si-rich, and Mg-poor crust. However, the parental magmas of continents were basaltic, which means they must ...

Rock organic carbon oxidation CO 2 release offsets silicate weathering sink It has been hypothesized that the interval of glaciations at the end of the Late Ordovician (peaking in the Hirnantian Stage ...

Because the massive machinery of the biosphere requires rock-derived nutrients (RDNs), it is often assumed that the biosphere exerts a substantial influence on regolith evolution and chemical ...

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