Revision History for "U.S. Geological Survey Cooperative Research Units Program" Fact Sheet 2025-3010 By Elise R. Irwin, Tess M. McConnell, Donald E. Dennerline, Kevin L. Pope, and Jonathan R. Mawdsley ----------------------------------------------------- First posted online March 7, 2025 ----------------------------------------------------- Revised and reposted March 23, 2026, as version 1.1 Revisions and changes incorporated into version 1.1 are described below: On page 4 -- The "Search the Cooperative Research Units program project database" text and QR code were replaced with "Explore Units and their work here" and accompanying QR code --The QR code linking to the formal Cooperator's list was updated to reflect a new URL --The webpage URL under "Headquarters Contacts" was updated