Data retention and preservation is rapidly becoming the most impacting requirement to data storage. Regulatory and corporate guidelines are causing stress on storage requirements. Cloud and Big Data environments are stressed even more by the growth of rarely touched data due to the need to improve margins in storage. There are many choices in the market for data retention, managing the data for decades must be as automated as possible. This presentation will outline the most effective storage for Long term data preservation, emphasizing Total Cost of Ownership, ease of use and management, and lowering the carbon footprint of the storage environment.