Silicate weathering as a feedback and forcing in Earth's climate and carbon cycle

DE Penman, JKC Rugenstein, DE Ibarra… - Earth-Science …, 2020 - Elsevier
Current understanding of the long-term carbon cycle posits that Earth's climate is stabilized
by a negative feedback involving CO 2 consumption by chemical weathering of silicate …

The first large-scale bioavailable Sr isotope map of China and its implication for provenance studies

X Wang, Z Tang - Earth-Science Reviews, 2020 - Elsevier
Abstract Strontium isotope ratio (87 Sr/86 Sr) has been widely used to trace human
migrations across geologically distinct landscapes in archaeological and forensic sciences …

How temperature-dependent silicate weathering acts as Earth's geological thermostat

SL Brantley, A Shaughnessy, MI Lebedeva… - Science, 2023 - science.org
Earth's climate may be stabilized over millennia by solubilization of atmospheric carbon
dioxide (CO2) as minerals weather, but the temperature sensitivity of this thermostat is …

High‐resolution map** of the global silicate weathering carbon sink and its long‐term changes

C Li, X Bai, Q Tan, G Luo, L Wu, F Chen… - Global Change …, 2022 - Wiley Online Library
Climatic and non‐climatic factors affect the chemical weathering of silicate rocks, which in
turn affects the CO2 concentration in the atmosphere on a long‐term scale. However, the …

Effects of carbonate minerals and exogenous acids on carbon flux from the chemical weathering of granite and basalt

C Li, P Smith, X Bai, Q Tan, G Luo, Q Li, J Wang… - Global and Planetary …, 2023 - Elsevier
The chemical weathering of silicate rocks can yield bicarbonate which is transported via
rivers to the ocean, followed by the deposition of carbonate, acting as a carbon sink on long …

Climate controls on river chemistry

L Li, B Stewart, W Zhi, K Sadayappan, S Ramesh… - Earth's …, 2022 - Wiley Online Library
How does climate control river chemistry? Existing literature has examined extensively the
response of river chemistry to short‐term weather conditions from event to seasonal scales …

Influence of temporally varying weatherability on CO2-climate coupling and ecosystem change in the late Paleozoic

JD Richey, IP Montañez, Y Goddéris, CV Looy… - Climate of the …, 2020 - cp.copernicus.org
Earth's penultimate icehouse period, the late Paleozoic ice age (LPIA), was a time of
dynamic glaciation and repeated ecosystem perturbation, which was under conditions of …

Snowmelt controls on concentration‐discharge relationships and the balance of oxidative and acid‐base weathering fluxes in an alpine catchment, E ast R iver, C …

MJ Winnick, RWH Carroll, KH Williams… - Water Resources …, 2017 - Wiley Online Library
Although important for riverine solute and nutrient fluxes, the connections between
biogeochemical processes and subsurface hydrology remain poorly characterized. We …

Stable Isotopes and Bayesian Tracer Mixing Model Reveal Chemical Weathering and CO2 Release in the Jiulongjiang River Basin, Southeast China

J Liu, G Han, Q Zhang, M Liu… - Water Resources Research, 2022 - Wiley Online Library
Links between erosion, chemical weathering, and atmospheric CO2 can modulate the
global climate over geologic times, but the role of chemical weathering on Earth's long‐term …

Sulfate sulfur isotopes and major ion chemistry reveal that pyrite oxidation counteracts CO2 drawdown from silicate weathering in the Langtang-Trisuli-Narayani River …

PC Kemeny, GI Lopez, NF Dalleska, M Torres… - … et Cosmochimica Acta, 2021 - Elsevier
Drawdown of atmospheric carbon dioxide (CO 2) due to silicate weathering in the Himalaya
has previously been implicated in Cenozoic cooling. However, over timescales shorter than …