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Three Sisters, Mt. Jefferson, and Mt. Washington wilderness areas in Oregon:...
This data publication contains 1991 permit information and mail-back survey responses from visitors to the Three Sisters, Mt. Washington, and Mt. Jefferson Wilderness areas in... -
Recycling of Plastics in the United States: Data for PET Flows for Material...
The journal article, "Recycling of Plastics in the United States: Plastic Material Flows and Polyethylene Terephthalate (PET) Recycling Processes," has two spreadsheet files...