I found these websites while doing research for a paper on the selection and appraisal of geospatial data and geographic information systems (GIS). I hope these links might be useful for others doing similar research.
Digital Curation Center – supporting UK institutions who store, manage and preserve these data to help ensure their enhancement and their continuing long-term use, especially Curating Geospatial Data, especially Curating Geospatial Data (UK)
Digital Preservation Coalition – “established in 2001 to foster joint action to address the urgent challenges of securing the preservation of digital resources in the UK and to work with others internationally to secure our global digital memory and knowledge base.” Especially their Decision Tree. (UK)
GeoConnections – a Canadian national partnership program to evolve and expand the Canadian Geospatial Data Infrastructure (CGDI). (Canada)
Library of Congress Digital Preservation – subtitled “The National Digital Information Infrastructure and Preservation Program” (NDIIPP) (USA)
Maine GeoArchives (USA)
NGDA – the National Geospatial Digital Archive, especially Collection Development Policy For The National Geospatial Digital Archive and UCSB Maps & Imagery Collection Development Policy (USA)
Any great sites I am missing? Please let me know and I will add to the list.