Europe’s national librarians support opening up their data via CC0 - Creative Commons

"Following the exciting news of Europeana’s new data exchange agreement, which authorizes Europeana to release the metadata for millions of cultural works into the public domain using the CC0 public domain dedication, the Conference of European National Librarians (CENL) voted to support the agreement in a meeting last week at the Royal Library of Denmark. CENL represents Europe’s national libraries and “is responsible for the massive collection of publications that represent the accumulated knowledge of Europe.” ..."