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To analyze soil, plant and water samples from EPA-ARS cooperative field test plots in GA, AL, and MS for nutrients and trace elements to support collection of data to conduct risk evaluation for beneficial use of FGD-Gypsum in Agriculture, and when data are collected to cooperate with EPA in conducting Risk Assessment for Beneficial Use of FGD-Gypsum.
Approach:
Using existing equipment in EMBUL (Atomic Absorption; ICP-AES; ICP-MS; spectrophotometer), analyze nutrients and trace elements in gypsum, soil, plant and water samples from ARS field test plots in GA, AL, and MS to provide information needed for risk assessment of beneficial use of FGD-gypsum. During project, cooperate with US-EPA to conduct risk evaluation and collect and evaluate other information relevant to risk assessment for Beneficial Use of FGD-Gypsum. When data are collected, assist EPA in preparing Risk Assessment, responding to public review comments, and finalization of the Risk Assessment for Beneficial Use of FGD-Gypsum.