The following National Monuments are currently under review by the administration:
Basin and Range Nevada
Bears Ears Utah
Berryessa Snow Mountain California
Canyons of the Ancients Colorado
Carrizo Plain California
Cascade Siskiyou Oregon
Craters of the Moon Idaho
Giant Sequoia California
Gold Butte Nevada
Grand Canyon-Parashant Arizona
Grand Staircase-Escalante Utah
Hanford Reach Washington
Ironwood Forest Arizona
Mojave Trails California
Organ Mountains-Desert Peaks New Mexico
Rio Grande del Norte New Mexico
Sand to Snow California
San Gabriel Mountains California
Sonoran Desert Arizona
Upper Missouri River Breaks Montana
Vermilion Cliffs Arizona
You can comment on that now:
https://www.regulations.gov/document?D=DOI-2017-0002-0001
Basin and Range Nevada
Bears Ears Utah
Berryessa Snow Mountain California
Canyons of the Ancients Colorado
Carrizo Plain California
Cascade Siskiyou Oregon
Craters of the Moon Idaho
Giant Sequoia California
Gold Butte Nevada
Grand Canyon-Parashant Arizona
Grand Staircase-Escalante Utah
Hanford Reach Washington
Ironwood Forest Arizona
Mojave Trails California
Organ Mountains-Desert Peaks New Mexico
Rio Grande del Norte New Mexico
Sand to Snow California
San Gabriel Mountains California
Sonoran Desert Arizona
Upper Missouri River Breaks Montana
Vermilion Cliffs Arizona
You can comment on that now:
https://www.regulations.gov/document?D=DOI-2017-0002-0001