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University of Tennessee, Knoxville

Theses/Dissertations

2022

Decomposition

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Soil Metabolite Succession In Vertebrate Decomposition Impacted Soils, Jennifer Kate Baer Dec 2022

Soil Metabolite Succession In Vertebrate Decomposition Impacted Soils, Jennifer Kate Baer

Masters Theses

Vertebrate decomposition results in a pulse of critical nutrients such as nitrogen, carbon, and phosphorus into the environment creating a ‘hotspot’ immediately surrounding the carcass. While many decomposition studies have investigated vertebrate decomposition focused on the carcass itself, fewer studies have focused on the impacts of decomposition products on soils. Gaining a greater understanding of soil processes during decomposition could not only aid in better understanding soil biological activities but could also lead to new insights in nutrient cycling in the environment. The assemblage of soil metabolites, also known as the soil metabolome, exposes not only the breakdown products of …


A Study Comparing “Better Body Bags” Versus Standard White Body Bags To Estimate Relative Preservation Of Human Genomic And Morphological Information, Serena A. Thariath Dec 2022

A Study Comparing “Better Body Bags” Versus Standard White Body Bags To Estimate Relative Preservation Of Human Genomic And Morphological Information, Serena A. Thariath

Masters Theses

In disaster scenarios, identification of the dead usually is delayed until after help is given to the living. During delays in recovery and transport of deceased individuals, decomposition of soft tissues will occur at a fast rate if individuals are not refrigerated. The Better Body Bag, or BBB, was designed for the International Committee of the Red Cross (ICRC) with features such as a vacuum seal, reflective coating, and absorbent pad to help delay the onset of decomposition that could render someone unidentifiable. In this study, the BBB was tested to determine if the individuals placed within a BBB yielded …


Simulating Fluvial Transport Patterns Of Human Remains In The Tennessee River, Karli Palmer Aug 2022

Simulating Fluvial Transport Patterns Of Human Remains In The Tennessee River, Karli Palmer

Masters Theses

Law enforcement and search and recovery personnel often encounter difficulties when trying to determine where to find a decedent within an aquatic environment. Drowning, boating accidents, and other water related deaths are not uncommon. However, expensive equipment such as sonar and remote operated vehicles, or specially trained rescue divers are often required when searching for remains. Due to both public health and ethical concerns, there is a lack of controlled studies on aquatic decomposition and fluvial transport of human remains, which has contributed to the difficulty of predicting where remains in the water may be located. The purpose of this …