Jesse Hahm - PhD Student - Earth and Planetary Science - UC Berkeley

Peer-reviewed publications | Recent Abstracts | Press

I am a PhD student working with Dr. Bill Dietrich in the Earth and Planetary Science Department, UC Berkeley.

I am studying the geomorphology, hydrology, and forest ecology of the Northern California Coast Ranges in Mendocino County.

Caspar Creek Caspar Creek
(photo credit Sky Lovill)

Explore the locations of my research:

Leaf (Photo credit Jesse Hahm)

Peer-reviewed publications

  • Controls on deep critical zone architecture: A historical review and four testable hypotheses. CS Riebe, WJ Hahm, SL Brantley. Earth Surface Processes and Landforms (journal website - external link), (pdf) .
  • Testing for supply-limited and kinetic-limited chemical erosion in field measurements of regolith production and chemical depletion. (pdf) KL Ferrier, CS Riebe, WJ Hahm. Geochemistry, Geophysics, Geosystems, June 2016.
  • Bedrock composition regulates mountain ecosystems and landscape evolution. (article pdf) , (SI PDF) , (SI spreadsheet) , (journal website - external link) WJ Hahm, CS Riebe, CE Lukens, S Araki. Proceedings of the National Academy of Sciences, 2014, vol. 111 no. 9, 3338-3343.
    See also: Coevolution of life and landscapes (Commentary). (pdf), (journal website - external link) S Porder. Proceedings of the National Academy of Sciences, 2014.
  • Landscape response to tipping points in granite weathering: The case of stepped topography in the Southern Sierra Critical Zone Observatory. (pdf) BS Jessup, WJ Hahm, SN Miller, JW Kirchner, CS Riebe. Applied Geochemistry Supplement, June 2011.
Sediment Diversity of rock types in stream sediment of catchment < 5 km2, Franciscan Mélange
(photo credit Daniella Rempe)

Recent Abstracts

2016

  • Ecohydrological Consequences of Critical Zone Structure in the Franciscan Formation, Northern California Coast Ranges. (pdf) WJ Hahm, WE Dietrich, TE Dawson, SM Lovill, DR Rempe. AGU Fall Meeting, December 2016.
  • Comprehensive seismic surveys suggest that subsurface water-holding capacity is secondary to bedrock nutrient content as a regulator of vegetation productivity in the Sierra Nevada Batholith, California. Taylor, Riebe, Dueker, Goulden, Flinchum, Pasquet, Callahan, Hahm, Kiefer, Holbrook. AGU Fall Meeting, December 2016.

2015

  • Testing for supply-limited and kinetic-limited chemical erosion in field measurements of regolith production and chemical depletion. KL Ferrier, CS Riebe, WJ Hahm. AGU-CGU Meeting, May 2015.
  • The oxidation of landscapes. D Rempe, WJ Hahm, W Dietrich. AGU Fall Meeting, December 2015.
  • Drainage from the critical zone: lithologic, aspect, and vegetation controls on the spatial extent of wetted channels during the summer dry seasons. S Lovill, W Dietrich, WJ Hahm. AGU Fall Meeting, December 2015.
Elder Creek Watershed Elder Creek Watershed
(photo credit Sky Lovill)

Press

Eel River Critical Zone Observatory Research

  • Complex Research Program Moving Ahead at Livermore Woman’s Ranch. (external link) Livermore Independent, 2016. (pdf)
  • National Study Taking Place At Livermore Woman’s Ranch. (external link) Livermore Independent, 2015. (pdf)

Southern Sierra Critical Zone Observatory Research

  • Sierra Nevada bedrock shapes vegetation and topography. (pdf) Oleson, T, Earth Magazine, 2014.
  • UW Study: Bedrock Influences Forests More Than Previously Believed. (external link) University of Wyoming Press Release, 2014.
  • World's Largest Trees Help Explain California Forests' Bald Spots. (external link) Livescience.com article, 2014; Scientific American version: (external link)
  • Study Finds Forest Growth Dictated By Bedrock, Not Just Climate. (external link) Wyoming Public Media, 2014.
  • Granite bedrock and sequoia forests 'communicate' in the Sierra Nevada. (external link) National Science Foundation, 2014.
  • Granite Contributions to the Sierra Nevada. (external link) California Academy of Sciences, 2014.