International Paper called the decision a series of strategic changes to achieve an advantaged cost position in a press release sent out by the company on Thursday morning.

International Paper announced Thursday it will close the Riceboro containerboard mill and Riceboro Timber and Lumber. The company also announced the closure of the Savannah containerboard mill and the Savannah packaging facility.

Memphis-based International Paper is eliminating more than 1,000 jobs as part of a restructuring of its packaging business. The company plans to close its Savannah, Ga. containerboard mill, the Savannah,