!-------------------------------------------------------------------------
!         NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS      !
!-------------------------------------------------------------------------
!BOI
!
! !TITLE: The GEOS-4 Tracer-Advection Tangent Linear and Adjoint Library
!
! !AUTHORS: R. Todling, R. Giering, and T. Kaminski
!
! !AFFILIATION: Data Assimilation Office, NASA/GSFC, Greenbelt, MD 20771
!
! !DATE: 13 November 2002
!
! !INTRODUCTION: Tracer-Advection Tangent Linear and Adjoint Library
!
!  This package implements the routines supporting GEOS-4 tracer-advection
!  perturbation library.
!
!EOI
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