This document is intended to provide a sound, scientific and operational basis for long term investment in the IMOS National Reference Station (NRS) Network. 

Prepared by:  The NRS Scientific Steering Committee (Lynch T.P., Morello E.B., Middleton J. F., Thompson, P., Feng, M., Richardson A., Doherty P., Roughan, M, Morris B., Tilbrook B., Steinberg C., James, C., and S. Allen ) and The IMOS Office (Moltmann T.C., Hill K.L.)