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  1. How crushed rocks can help capture carbon dioxide

    Jul 26, 2021 · IIASA researchers and international colleagues explored the potential of using finely ground rock to help with the removal of CO2 from the atmosphere on the road to achieving net-zero emissions...

  2. Enhanced Weathering: Using Rocks to Address Climate …

    Jan 29, 2024 · Enhanced weathering (EW) involves spreading finely ground rock particles, often silicate rocks like basalt, to increase the rate of weathering and facilitate carbon dioxide removal. It is a type of geoengineering (learn …

  3. Enhanced weathering - Wikipedia

  4. The Most Important Soil Amendment No One Ever …

    Mar 18, 2015 · Also known as rock minerals, rock flour, rock powder, stone dust, soil remineralizer and mineral fines, rock dust is finely crushed rock containing micronutrients and trace elements that are important to the life cycle of plants …

  5. Enhanced Rock Weathering - MIT Climate Portal

    Nov 9, 2023 · Types of enhanced rock weathering. Scientists have come up with several ideas to make rocks combine with carbon faster. The simplest is to grind the rocks up, making a fine gravel or dust that reacts more easily with the air …

  6. Field trials reveal crushed rock boosts carbon removal …

    Feb 29, 2024 · EW aims to accelerate natural weathering by spreading finely ground silicate rock (typically basalt, a common volcanic rock) onto soil, which speeds up chemical reactions between rocks,...

  7. Enhanced Rock Weathering | Anthropocene Magazine

    In a recent modeling study, University of Salzburg researchers showed that basalt had to be ground to fine, silt-like particles, which can take so much energy it can cancel out the CO 2 drawdown benefits from weathering.

  8. How Crushed Rocks Can Help Capture CO2

  9. Finely ground rock could bind CO2 in the atmosphere

  10. Basalt - Wikipedia

    Basalt (UK: / ˈ b æ s ɔː l t,-əl t /; [1] US: / b ə ˈ s ɔː l t, ˈ b eɪ s ɔː l t /) [2] is an aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very …