Spring 2021

What’s New at Gradient

Awards and Announcements

Andrew S. Desrosiers received his Certified Consulting Meteorologist (CCM) certification issued by the American Meteorological Society.

Archit Rastogi has been elected to serve as the Secretary-Treasurer for the Society of Toxicology Mechanisms Specialty Section from March 2021 to March 2023.


Kneeland, J.M., A.P. Tcaciuc, C.B. Tuit, A.D. Wait. 2021. A review of marine oil sampling methods. Environ. Forensics. doi: 10.1080/15275922.2021.1892873.

Afshar-Mohajer, N., R. Foos, G. Ramachandran, J. Volckens. 2021. Field Evaluation of the Ultrasonic Personal Aerosol Sampler (UPAS) for Respirable Dust Exposure in a Taconite Mine. Ann. Work Expo. Health 65(1):127-135.

Long, C.M., N.L. Briggs, B.A. Cochran, D.M. Mims. 2021. Health-based evaluation of ambient air measurements of PM2.5 and volatile organic compounds near a Marcellus shale unconventional natural gas well pad site and a school campus. J. Expo. Sci. Environ. Epidemiol. doi: 10.1038/s41370-021-00298-5.

Beyer, L.A., G.I. Greenberg, B.D. Beck. 2021. A Comparative Cancer Risk Evaluation of MTBE and Other Compounds (Including Naturally Occurring Compounds) in Drinking Water in New Hampshire. Risk Anal. 40(12):2479-2695 doi: 10.1111/risa.13570.

Callura, J.C., S. Qingyang, D.A. Dzombak, A.K. Karamalidis. 2021. Selective Recovery of Rare Earth Elements with Ligand-Functionalized Polymers in Fixed-Bed Adsorption Columns. Sep. Purif. Technol. 265:118472.

Upcoming Presentations

2021 Annual Shale Network Workshop. May 13-14, 2021. Virtual.

  • “Health-Based Evaluation of Ambient Air Measurements Near a Marcellus Shale Unconventional Natural Gas Well Pad Site and a School Campus.” C. Long.

SESHA 43rd Virtual Annual Symposium. June 30, 2021. Virtual.

  • “Predicting PBT: How to Tell if a Chemical Could be Persistent, Bioaccumulative, or Toxic.” J. Kneeland.

Previously Presented

GlobalChem Annual Conference and Exhibition. March 29-April 1, 2021. Virtual.

  • “AA State of CA.” T. Lewandowski.

AEHS Foundation 30th Annual International Conference on Soil, Water, Energy, and Air. March 24, 2021. Virtual.

  • “Workshop 06: PFAS 360: Analytical Challenges & Risk Assessment Update.” J. Lemay, R. Prueitt.