AS
Member Since 2011
Angelia Seyfferth
Professor and Associate Dean, University of Delaware
Honors & Awards
Charles S. Falkenberg Award
Received December 2022
Citation

Dr. Angelia Seyfferth’s research brings geochemical insight to societally critical problems, mostly focusing on healthy and sustainable rice production systems and salt marsh biogeochemistry and carbon cycling. Her research focuses on how small-scale soil-chemical processes influence contaminant (e.g., arsenic, cadmium, lead) and nutrient (e.g., silicon, phosphorus, iron, sulfur) release or attenuation, which has large-scale impacts on human and environmental health. A variety of cutting-edge approaches are utilized, including the coupling of laboratory experiments (for mechanistic information) and field-based observations to decipher contaminant and nutrient cycling and plant interactions under environmentally relevant conditions. Her work takes a systemic view of both research areas, investigating many potential pitfalls and trade-offs of different solutions. Specifically, her research on rice helped detect and elucidate the challenges of grain metal(loid) uptake — unfortunately, the anaerobic, flooded conditions of rice production allow the migration of arsenic into the grain, where it poses a human health risk. She uses big data to solve big problems in societally relevant metal cycling through the use of state-of the-art synchrotron analysis and data visualization of what is actually happening in the plant-soil interface with regard to contaminant uptake. The collection of rhizosphere chemistry images as well as grain arsenic images using synchrotron techniques has produced chemical "photographs" that can be used to better "see" what is happening.

Dr. Seyfferth’s work not only details the arsenic species present in rice plants and their distribution therein; it also takes a solution-oriented approach by investigating beneficial roles of silicon and irrigation water management in reducing the arsenic concentrations. Given the importance of rice as a food crop, particularly in developing nations and poor communities, the risks are great. Ultimately, she conducts basic research that can be applied to benefit society on a local-to-global scale.

Dr. Seyfferth has an unmatched ability to communicate the research she is so passionate about through her natural affability. She can effortlessly teach to a room full of students, receiving university-wide teaching recognition in the process; she can understandably explain the importance of contamination and responsible farming practices to a layperson; she can motivate and lead groups of natural and social scientists through interdisciplinary projects; she captures the attention of funding programs and government leaders as attested by her hugely successful grant and publication records. On top of her impressive research and academic rigor, she makes time to devote to outreach programs within the community that have made considerable impacts on environmental awareness.

— Brandi Kiel Reese
Dauphin Island Sea Lab and University of South Alabama
Mobile, Alabama
Response
I am deeply honored to be named the 2022 recipient of the Charles S. Falkenberg Award. Charles Falkenberg’s legacy of data visualization for societal good has touched many people and will continue to live on. I am incredibly proud to be among the prestigious list of previous awardees. My inspiration for using and communicating scientific knowledge to help people and the planet came from my grandparents, Len and Grace Bryant, and my late brother, Donny Seyfferth. From a very young age, my grandparents were instrumental in developing my passion for environmental science. My brother Donny was always smiling and received joy by doing good in the world and making others smile. I dedicate this award to them, for I wouldn’t be who I am as a scientist or a person without their influence. I am sincerely grateful to the colleagues who supported my nomination and especially to Brandi Kiel Reese for nominating me. Thank you, Brandi! You have always been a supportive cheerleader and true friend in my corner. To the many incredible students, collaborators and mentors I have had the privilege and pleasure of working with over the years, thank you! I wouldn’t be here without you. Thank you to my incredible research group (both past and present), you rock! Thank you to my undergraduate research adviser, Ryan Casey, and my analytical chemistry professor, Joe Topping, who gave me confidence that this girl who transferred from a community college could (should?) go to graduate school. Thank you to Dave Parker, my Ph.D. adviser, who took a chance on me and taught me a field of plant-contaminant interactions that was different from phytoremediation. Thank you to Scott Fendorf, my postdoc adviser, who let me “play” at the synchrotron to visualize metal(loid)s in plants and who continues to be a steadfast mentor and friend. I am thankful to Brandi, my mentors, my research group, collaborators and friends who have supported me throughout my career. I am grateful for the love and unwavering support of my family. I thank the selection committee for honoring me with the Charles S. Falkenberg Award. — Angelia Seyfferth  University of Delaware Newark, Delaware
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Publications
Physiochemical Controls on the Horizontal Exchange of Blue Carbon Across the Salt Marsh‐Tidal Channe...

Tidal channels are biogeochemical hotspots that horizontally exchange carbon (C) with marsh platforms, but the physiochemical drivers controlling t...

June 06, 2023
AGU Abstracts
Biogeochemical Cycling of Blue Carbon in Coastal Wetlands Under Rising Seas
COASTAL WETLAND CARBON AND NITROGEN CYCLES: RECENT ADVANCES IN MEASUREMENTS, MODELING, AND SYNTHESES I ORAL
biogeosciences | 12 december 2022
Sean Fettrow, Ginny L. Jeppi, Andrew S. Wozniak, H...
Blue Carbon (C) stored in coastal wetland soils has recently been considered a natural climate solution, but uncertainty exists in C fluxes within the...
View Abstract
Factors Contributing to Increased Arsenic in Rice Under Warmer Temperatures
ASSESSING LINKAGES BETWEEN FOOD SYSTEMS AND HUMAN HEALTH UNDER CLIMATE CHANGE I ORAL
global environmental change | 16 december 2021
Yasmine A. Farhat, Soo-hyung Kim, Angelia Seyffert...
Recent studies indicate that warmer temperatures can increase concentrations of arsenic in rice. Arsenic is a toxin and carcinogen commonly found in r...
View Abstract
Drivers and impacts of marsh migration in the coastal critical zone
INTEGRATING AND ADVANCING UNDERSTANDING OF COASTAL ECOSYSTEM STRUCTURE, FUNCTION, AND DYNAMICS I ORAL
biogeosciences | 15 december 2021
Holly A. Michael, Julia Guimond, Yu-Ping (Yo) Chin...
Ghost forests and abandoned farms are stark indicators of ecological change along world coastlines, caused by sea level rise (SLR). These changes adve...
View Abstract
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