Congratulations!

Chelsea with co-advisors Teamrat & Asmeret

resiliency of sierra meadows

Chelsea and Jesseca gearing up for field work

Yosemite REU

REU Students learning gas sample collection at Dana Meadows, Yosemite National Park

Biochar

Vivian preparing soil cores for biochar amendment experiment

Nate working at ISRA lab in Thies Senegal

agroecology in the sahel

Dr. Roger Bayala measuring pre-dawn water stress at Nioro du Rip Senegal

Recent News

New paper: Drought effects on Sierra Meadows Sep 10, 2014

The first chapter of Chelsea Arnold's dissertation was published today in the open-access journal Plos ONE (Vol 9, N. 9, P e106058). The reports that early spring, severe frost events, and drought induce rapid carbon loss in high elevation meadows in Sierras. Chelsea was co-advised by Asmeret Asefaw Berhe and Teamrat A. Ghezzehei.

Read UC Merced Press Release here.
New paper: Solving two problems at once Sep 8, 2014

Our paper that describes a solution to the problem of excess waste biomass and high nutrient load of dairy effluents was published in the open-access journal Solid Earth (Vol 5, P 953-962). The paper was co-authored by Asmeret Asefaw Berhe and Deoyani Sarkhot, a former postdoc in Asmeret's lab.
Jamie Sweet accepted to graduate studies at LMU Aug 24, 2014

Former lab member Jamie Sweet, who conducted research in our group as a CAMP fellow, was accepted this week to the Civil Engineering and Environmental Science Graduate Program at Loyola Marymount University. Jamie will start her MSE study in Fall 2014.
Chelsea's research in the news Aug 20, 2014

The University of California News published a news article highlighting the findings of Chelesea Arnold's dissertation research under the heading "Drying Sierra meadows could worsen California drought"
Yosemite field work July-Aug, 2014

Yosemite REU student Ang Diku Sherpa joined our lab this summer to conducted research at Dana Meadows. Diku's research was concerned with the role of buried tephra layer on below ground respiration.
Graduation: Chelsea Arnold May 17, 2014
2015-17 Center for Humanities Theme Theme: WATER May 13, 2014
The UC Merced Center for Humanities selected "Water" to be the research theme for 2015-2017. This theme was proposed by Kevin Dawson and Teamrat A. Ghezzehei.
Graduation: Jamie Sweet May 12, 2014
Jamie Sweet, a recent lab assistant in our group and CAMP fellow is graduating this year with BS in Environmental Engineering. Jamie helped former PhD student Dr. Ammar Albalasmeh with his dissertation experiments. Jamie is selected to be a student speaker at this year's commencement ceremony.
PhD Dissertation Defense: Chelse Arnold May 2, 2014
Chelsea successfully defended her dissertation: Coupled hydrological and biogeochemical dynamics in high elevation meadows: thresholds, resiliency and change. Chelsea was co-advised by Asmeret Asefaw Berhe and Teamrat A. Ghezzehei.
NSF FundingDec 2013
We received a new grant from NSF to study effect of low-intensity fire on soil structure and biogeochemical cycling. The work research will be done in collaboration with Co-PIs AA Berhe (UC Merced) and M. Berli (DRI)
PhD Assistantship in Environmental Systems Jan 2014
One PhD assistantships is available for Fall 2014 in the Environmental Systems Graduate Group at University of California, Merced for work in a National Science Foundation funded project investigating the role of low-intensity fires on soil aggregation and effect of organic matter in aggregate stability during low-intensityfires.
Graduation of Ammar Aug 2013
Dr. Ammar Albalsmeh graduated with PhD in Environmental Systems. He is now at JUST