Document gbMwYgabzzkMg4gv4xyqBLqnV

To: From: Sent: Subject: Jackson, Ryan[jackson.ryan@epa.gov] Edward Calabrese Sat 7/1/2017 8:26:56 AM see link Ryan: See link. Please share with your EPA and other colleagues. This presentation is extremely central to the activities of key regulatory agencies such as EPA. Sincerely, Ed Calabrese 17cv1906 Sierra Club v. EPA ED_001523_00002354-00001