
\def\V{{\bf v}}
\def\ave#1{\overline{#1}}
\def\mave#1{\tilde{#1}}
\def\q{c}

\begin{frame}
 \frametitle{Boundary layer and transport of atmospheric tracers}




NOX computation at Dome C, Antartica

MAR Regional model

\centerline{\includegraphics[bb=50 0 700 300,clip,width=\textwidth]{gcm21.pdf}}


\end{frame}
