\documentclass{beamer} \usepackage[style=apa,natbib=true]{biblatex} \bibliography{Supporting/Beamer.bib} \setbeamercovered{transparent=25} %Information to be included in the title page: \title{Should We Always Aim for Higher Quality?} \subtitle{The Impact of the Groundwater Restoration Framework in In-Situ Uranium Recovery in Wyoming} \author{Alexander Gebben} \institute{Center for Business and Economic Analysis, University of Wyoming} \date{2024} \begin{document} %%%%%%%%%%%%%%%%%%%% \frame{\titlepage} %%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{Ranger Open Pit Uranium Mine, Australia} \includegraphics[width=\textwidth]{Images/Ranger_Uranium_Mine_01.jpg} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{Smith Ranch-Highland ISL Uranium Mine, Wyoming} \includegraphics[width=\textwidth]{Images/Smith-Ranch-Highland.jpg}\footnote{\tiny Image used with permission from Cameco Corporation} \end{frame} %%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{In Situ Operation} \includegraphics[width=\textwidth]{Images/Process_Facility.png} \end{frame} %%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{Uranium Extraction Wells} \includegraphics[width=\textwidth]{Images/Recovery_Well.png} \end{frame} %%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{In Situ Site Boundaries} \includegraphics[width=\textwidth]{Images/Boundry.png} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \begin{frame} \frametitle{Do In Situ Operations Create Externalities?} \begin{itemize} \item{\footnotesize If a mine is \emph{not restored}, pollutants move \(\approx\) 500 feet in 100 years.} \end{itemize} \begin{columns} \begin{column}{0.5\textwidth} \begin{figure}[ht] \includegraphics[width=\textwidth]{Images/Pollution1.png} \caption{\footnotesize Intial TDS (\(\frac{650 mg}{L}\))} \end{figure} \end{column} \begin{column}{0.478\textwidth} \begin{figure}[ht] \includegraphics[width=\textwidth]{Images/Pollution2.png} \caption{\footnotesize 100 Years later:TDS \(\frac{400 mg}{L}\)} \end{figure} \end{column} \end{columns} \end{frame} %%%%%%%%%%%%%%%%%%%%%%%%%%%%% \setbeamercovered{transparent}%still covered={\opaqueness<1->{0}},again covered={\opaqueness<1->{10}}} \begin{frame} \frametitle{Regulation of In Situ Mines: Aquifer Exemption} \only<1>{\onslide<1>\begin{quote}``Any underground injection, except into a well authorized by rule or except as authorized by permit issued under the UIC program, is prohibited.'' \tiny-- 40 CFR \(\textsection\) 144.11 \end{quote}} \only<2->{\onslide<2->\textbf{To start a in situ mine the aquifer must be exempt by the EPA}\footnote{\tiny \citep{cheung2014,usepa2015a}} \begin{enumerate} \onslide<3->\item{Must not currently serve as a source of drinking water} \onslide<3->\item{Will not serve as a source of drinking water in the future} \begin{itemize} \onslide<4->\item{Already highly contaminated (TDS above 10,000 \(\frac{mg}{L}\))} \onslide<4->\item{Low population: unlikely to use the groundwater in the foreseeable future.} \end{itemize} \end{enumerate} } \end{frame} \begin{frame} \frametitle{Regulation of In Situ Mines: Aquifer Restoration} \only<1>{\begin{quote}``The primary goal of a restoration program is to return the water quality within the exploited production zone and any affected aquifers to pre-operational (baseline) water quality conditionsd''\tiny--NRC Licensing Standards \citep{luthiger2003}\end{quote}} \only<2->{\textbf{Aquifers must be restored to a pre-mining state} \begin{enumerate} \onslide<2->\item{Show all constituents (uranium, selenium, TDS ect.) are returned to original levels} \onslide<3->\item{Sample groundwater before starting} \onslide<4->\item{Sweep the aquifer after completion} \begin{itemize} \onslide<4->\item{Filter the water and use for irrigation} \onslide<4->\item{Inject the water into deeper formation} \end{itemize} \onslide<5->\item{Filter the water that flows in to replace the mined water} \onslide<6->\item{Monitor acidity and constituent in water} \end{enumerate} % \onslide<7->\textbf{Once exempt a aquifer can never be used as a public drinking water source.} } \end{frame} \begin{frame} \frametitle{Regulation of In Situ Mines: Economic Consequences} \only<1>{Mines are required to spend more resources to clean aquifers with a low economic value} \onslide<2-3>\textbf{Aquifer Exemption Rule} \begin{enumerate} \onslide<2-3>\item{Removes reservoirs from uranium production} \onslide<2-3>\item{Uranium can only be extracted from low value aquifers} \onslide<2-3>\item{Removes reservoirs from use as a drinking water source (even after restoration)} \onslide<2-3>\item{Does not consider opportunity costs} \begin{itemize} \onslide<3>\item{Is the aquifer best used as a mine or for drinking water?} \onslide<3>\item{Are there substitute sources of drinking water?} \onslide<3>\item{What is the expected value of the groundwater?} \end{itemize} \end{enumerate} \onslide<4->\textbf{Aquifer Restoration Rules} \begin{enumerate} \onslide<4->\item{Resources must be spent to restore aquifers not used for drinking water} \onslide<4->\item{Does not consider trade offs} \begin{itemize} \onslide<4->\item{Marginal abatement costs higher than marginal benefits } \end{itemize} \end{enumerate} \end{frame} \end{document}