Results 81 to 90 of about 818,473 (313)

Trends in marine species distribution models: a review of methodological advances and future challenges

open access: yesEcography, EarlyView.
Correlative species distribution models (SDMs) are quantitative tools in biogeography and macroecology. Building upon the ecological niche concept, they correlate environmental covariates to species presence to model habitat suitability and predict species distributions.
Moritz Klaassen   +3 more
wiley   +1 more source

The Role of Sulfuric Acid in Continental Weathering: Insights From Dissolved Major Ions and Inorganic Carbon Isotopes of the Teesta River, Lower Brahmaputra System

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Chemical weathering in the Himalayan river basins plays a key role in the global carbon cycle that controls the climate. In this contribution, the spatial distribution of dissolved major ions and (inorganic) carbon isotopic compositions of the Teesta ...
Satyabrata Das   +6 more
doaj   +1 more source

Silicate Weathering Throttles the Global Thermostat

open access: yesEos, 2023
The natural breakdown of some rocks sucks carbon dioxide out of the atmosphere. Knowing how quickly it happens could help scientists engineer solutions to the climate crisis.
openaire   +1 more source

Geoengineering potential of artificially enhanced silicate weathering of olivine [PDF]

open access: yesProceedings of the National Academy of Sciences, 2010
Geoengineering is a proposed action to manipulate Earth’s climate in order to counteract global warming from anthropogenic greenhouse gas emissions. We investigate the potential of a specific geoengineering technique, carbon sequestration by artificially enhanced silicate weathering via the dissolution of olivine.
Köhler, Peter   +2 more
openaire   +5 more sources

Analytical investigation of the decrease in the size of the habitable zone due to limited CO$_2$ outgassing rate

open access: yes, 2016
The habitable zone concept is important because it focuses the scientific search for extraterrestrial life and aids the planning of future telescopes. Recent work has shown that planets near the outer edge of the habitable zone might not actually be able
Abbot, Dorian S.
core   +1 more source

Laterites and paleoclimates. Weathering processes and anthropogenic impact [PDF]

open access: yes, 2000
The European Union of Geosciences held its 9th biannual meeting in Strasbourg, March 23–27, 1997. During this meeting, Symposium No. 63, Weathering Processes: Mineral deposits and soil formation in tropical enÍironments, was merged with Symposium No. 78,
Chivas, Allan R.   +2 more
core   +2 more sources

Rational design of Ni‐based catalysts for methane dry reforming: Recent advances and future perspectives

open access: yesFlexMat, EarlyView.
Addressing the challenges inherent in dry reforming of methane (DRM), this paper focuses on the structural design and performance optimization of Ni‐based catalysts. The modulation strategies for DRM are systematically reviewed across four dimensions: the micromorphology of active metals, metal‐support interactions, electronic modifications by ...
Bowei Cao, Junlei Zhang, Wanglei Wang
wiley   +1 more source

Heterogeneity in ice sheets- vs. monsoon rainfall-induced silicate weathering from high to low latitudes

open access: yesnpj Climate and Atmospheric Science
One of the most challenging problems in paleoclimate research is how orbital cyclicities forced Earth’s climate variations during the late Quaternary.
Xuguang Feng   +13 more
doaj   +1 more source

Middle Eocene greenhouse warming facilitated by diminished weathering feedback

open access: yesNature Communications, 2018
The Middle Eocene Climatic Optimum (MECO) represents a ~500-kyr period of global warming ~40 million years ago and is associated with a rise in atmospheric CO2 concentrations, but the cause of this CO2 rise remains enigmatic.
Robin van der Ploeg   +6 more
doaj   +1 more source

Sensitivity of the global carbonate weathering carbon-sink flux to climate and land-use changes [PDF]

open access: yes, 2019
The response of carbonate weathering carbon-sink flux (CCSF) to its environmental drivers is still not well understood on the global scale. This hinders understanding of the terrestrial carbon cycle.
Kaufmann, Georg, Liu, Zaihua, Zeng, Sibo
core   +1 more source

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