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The Hills are Alive: Building an Interdisciplinary Earth Science Research Facility at Biosphere 2

The Hills are Alive: Building an Interdisciplinary Earth Science Research Facility at Biosphere 2. RESEARCH & DISCOVERY B2 Earthscience To Address Global Environmental Change. INQUIRY B2 Institute To Tackle Scientific Grand Challenges. EDUCATION & OUTREACH Biosphere 2

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The Hills are Alive: Building an Interdisciplinary Earth Science Research Facility at Biosphere 2

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  1. The Hills are Alive: Building an Interdisciplinary Earth Science Research Facility at Biosphere 2 RESEARCH & DISCOVERY B2 Earthscience To Address Global Environmental Change INQUIRY B2 Institute To Tackle Scientific Grand Challenges EDUCATION & OUTREACH Biosphere 2 To Serve Arizona and the Public At Large Peter Troch – University of Arizona

  2. EarthScience Experimental Facility Design of the Institutional Experiment A Biosphere2-Hydrologic Synthesis co-production

  3. EarthScience Experimental Facility • Three bays available for institutional experiment • Precise climate and mass balance control • Hydrologic, biogeochemical, geomorphologic, ecologic interactions • Intermediate spatial scale (30mx15m) • Both event-based and long-term (10 years) observations

  4. EarthScience Experimental Facility • Three bays available for institutional experiment • Precise climate and mass balance control • Hydrologic, biogeochemical, geomorphologic, ecologic interactions • Intermediate spatial scale (30mx15m) • Both event-based and long-term (10 years) observations

  5. Hillslope hydrology Our Conceptual Model Biosphere 2 Surface/subsurface water flow paths & connectivity Microbial and plant colonization Biogeo-weathering & ecosystem dynamics Huxman et al., EOS, 2009

  6. Engineering Design

  7. Engineering Design

  8. Engineering Design

  9. Breaking ground…

  10. Breaking ground…

  11. Fully vegetated (1996-2007) Mean ANPP STD of root moisture Mean root moisture Ivanov et al., in prep.

  12. CV vs mean SM: Bare soil – Vegetated Ivanov et al., in prep.

  13. Initial state #2 Capillarity and evapotranspiration Evapotranspiration dominates Subsurface flow dominates Transition of the dominant factors that contribute to soil water heterogeneity Controls of spatial SM variability Ivanov et al., in prep.

  14. Thanks for your attention! QUESTIONS?

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