Associate Editor, Vadose Zone Journal (1/1/2014 to present)
Associate Editor, Journal of Earth Science (7/1/2013 to present)
Associate Editor, Journal of Contaminant Hydrology (8/1/2010 to present)
Editorial Board Member, Journal of Environmental Radioactivity (10/1/2007 to present)
SPE eMentoring Program mentor, for a student of United Arab Emirates, April 11, 2014 to April 11, 2015.
Judge of 40 presentations, 2014 AAPG Annual Convention and Exhibition, Houston, TX, April 6-9, 2014.
Faculty Advisor, Student Chapter, Association of Environmental and Engineering Geologist, University of Texas at Arlington.
Member, International Scientific Committee, As 2014: 5th International Congress on Arsenic in the Environment. Buenos Aires, Argentina, May 11–16, 2014.
One of Hydrology Session Liaisons for Outstanding Student Paper Award (OSPA), American Geophysical Union Fall Meeting, San Francisco, CA, Dec. 9–13, 2013.
Lead convener, session “Pore Structure, Fluid Flow, and Mass Transport in Porous Media”, American Geophysical Union Fall Meeting, San Francisco, Dec. 9–13, 2013.
Member, Shale Network (a network of shale water researchers), funded by NSF and coordinated by PSU, Univ. of Pittsburg, Dickson College and CUASHI, since Jan. 2013.
Executive Member, Security Advances via Applied Nano-Technology (SAVANT), the University of Texas, Arlington, Nov. 2012 to present.
Chair, Theme Session “Nano-petrophysics and Fluid Flow in Porous Media”, 47 Annual Meeting of Geological Society of America South Central Section, Austin, TX, April 4-5, 2013.
Member, College of Science Representative, “Professional e-Learning Community (PLC) - Connected to Learning: Technology for Engagement and Retention”, The University of Texas at Arlington, academic year of 2012-2013 (with biweekly programs and two out-of-state attendances of teaching conferences).
One of three international panelists, radio show of “Brownfield Development and Soil Remediation”, China Radio International, March 22, 2012.
Judgein Environmental Sciences, 61th annual Fort Worth Regional Science and Engineering Fair, Arlington Convention Center, Feb. 27, 2012.
Expert interviewee, TV report of “Wyoming town fears fracking poisoned their water” by James Douglas of WFAA, Feb. 10, 2012. http://www.wfaa.com/news/health/fracking-fear-spreads-139058479.html
Judgein the undergraduate student posters, UTSystem Louis Stokes Alliance for Minority Participation (LSAMP) Summer Research Academy conference, The University of Texas at Arlington, Arlington, Sep. 16, 2011.
Judgein Environmental Sciences, 60th annual Fort Worth Regional Science and Engineering Fair, Arlington Convention Center, Feb. 21, 2011.
Judge, Annual Celebration of Excellence by Students (ACES) in 2010, The University of Texas at Arlington, Arlington, March 25, 2010.
Alternate Member Representative, Consortium of Universities for the Advancement of Hydrologic Science, Inc. (CUAHSI)(September 2010 to present).
Member Representative, Consortium of Universities for the Advancement of Hydrologic Science, Inc. (CUAHSI) (Sep. 2008 to Sep. 2010).
Member, International Organizing Committee, 3rd International Conference on Soil Pollution and Remediation, Nanjing, China, October 18-21, 2008.
Member, Standing Peer Review Committee, Environmental Molecular Sciences Laboratory (EMSL, a national collaborative user facility at the PacificNorthwestNationalLaboratory), (November 2006 to present).
Lead organizer, special symposium “Fate and Transport of Radionuclides in the Environment” in the 9th International Conference on the Biogeochemistry of Trace Elements in 2007; secured financial support from the International Atomic Energy Agency (IAEA) and International Union of Radioecology (IUR) to support a number of graduate students and participants from developing countries of IAEA's Member States to attend the present research findings in the symposium.
International Committee Member, International Society of Trace Element Biogeochemistry, (2005 to present).
Member, International Planning Team for Long-Term Diffusion Test at Grimsel Test Site, National Cooperative for the Disposal of Radioactive Waste (Nagra), Switzerland,(January 2004 to present).
Judge, Hydrology Section Outstanding Student Paper Award, AGU Fall Meeting, San Francisco, 2004.
Special session organizer / chair, American Geophysical Union Fall Meeting, 2004.