March 11 – Secretary of the Interior Doug Burgum call’s Americans who want to keep public lands in public hands, “financially literate.”
March 18 – SFGATE, reports that according to National Park Service employees, they have been blacklisted by the Interior Department due to coverage of national parks.
March 23 – At Wind Cave National Park, Lakota history signage and books are flagged for possible removal due to EO 14253.
March 31 – (1) The Trump administration proposes revoking the 20-year federal ban on new oil and gas leasing within ten miles of Chaco Culture National Historical Park. (2) The Trump administration announces plans to significantly restructure and effectively gut the U.S. Forest Service.



