About


Who is behind?

This initiative emerged from a Powell Center Working Group on soil carbon stabilization mechanisms.

Short project description

Soils are a vast reservoir of organic carbon (C), rendering the fate of soil C an important control on the global climate system. Widespread changes in soil C storage capacity present a potentially strong feedback to global change. Yet, a comprehensive understanding of how soil C will respond to climate and/or land use disturbance remains illusive, resulting in major uncertainties in global climate models. Our working group will synthesize information on the processes controlling soil C storage across different spatial scales and develop new procedures to translate local measurements to the regional and global scale datasets used by models.

These activities will improve our ability to map the vulnerability of soil C and constrain the role of soil change on the climate system.

Drawing

Soil pictures

Members involved travel all over the world studying soils. Here are some pictures!

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Soil ped. Santa Cruz, CA | Photo contributed by Corey Lawrence

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East River Valley, Crested Butte, CO | Photo contributed by Corey Lawrence

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Norwegian Spodosol - southern limit of boreal forest biome | Photo contributed by Craig Rasmussen

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Haplargid in southern Arizona with secondary carbonates; Managed rangeland on the Santa Rita Experimental Range | Photo contributed by Craig Rasmussen

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Calciargid outside of Tombstone, AZ | Photo contributed by Craig Rasmussen

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Weathering profile on biotite rich graniodiorite in the Santa Catalina Mountain Critical Zone Observatory | Photo contributed by Craig Rasmussen

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Santa Cruz Chronosequence. Terrace 2. | Photo contributed by Corey Lawrence

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Depositional profile in fire prone mixed conifer forest watershed in the Pinaleno Mountains...three deposition packets with a buried A horizons, redox features, and charcoal oh my | Photo contributed by Craig Rasmussen

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Jangxi soil profiles, compilation | Photo contributed by Asmeret Asefaw Berhe

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Jiangxi, China | Photo contributed by Asmeret Asefaw Berhe

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Jiangxi, China | Photo contributed by Asmeret Asefaw Berhe

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Jiangxi, China | Photo contributed by Asmeret Asefaw Berhe

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Jiangxi, China | Photo contributed by Asmeret Asefaw Berhe

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Jiangxi, China | Photo contributed by Asmeret Asefaw Berhe

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Permafrost Soil Coring, 2012, Eight Mile Lake, Alaska (photo credit S. Natali) | Photo contributed by Christina Schädel

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New England floodplain Inceptisol | Photo contributed by Caitlin Hicks Pries

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Does the soil form a ball? | Photo contributed by Caitlin Hicks Pries

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Mattole Chronosequence, Terrace 4. | Photo contributed by Corey Lawrence

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Deep, highly weathered tropical soils. | Photo contributed by Will Wieder

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Spodosol, Michigan's upper peninsula | Photo contributed by Kate Heckman

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Permafrost soil profile in Salekhard, Siberia | Photo contributed by Christina Schädel

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Andisols, Hawaii Island | Photo contributed by Susan Crow

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Soil diversity of Hawaii | Photo contributed by Susan Crow

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Tyger Stripes at the Calhoun CZO (near the Tyger River) | Photo contributed by Aaron Thompson

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Road-Cut Soil Profile showing Tyger Stripes at the Calhoun CZO | Photo contributed by Aaron Thompson, photo credit ChrisOgden.com

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| Photo contributed by Kate Heckman

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Soil drying, Crested Butte, CO | Photo contributed by Corey Lawrence