PPA for National Petascale Computing Facility
The 2015 iCAP, chapter 3, objective 4, is "Offset all emissions from the National Petascale Computing Facility (and other successor facilities) by the conclusion of the current period of National Science Foundation support." Petascale is under the purview of the National Center for Supercomputing Applications (NCSA), reporting to the Office of the Vice-Chancellor for Research.