re: #81 Dr. Matt

According to the article making the announcement, every president has added to the list of national monuments, whether by expanding existing ones, or naming new ones.

This is a list of the National Monuments and which president authorized.

69. Florissant Fossil Beds, Colorado (Nixon) +
70. Hohokam Pima, Arizona (Nixon) +
71. Fossil Butte, Wyoming (Nixon) +
72. John Day Fossil Butte, Oregon (Ford) +
73. Congaree Swamp, South Carolina (Ford) +74. El Malpais, New Mexico (Reagan) +
75. Poverty Point, Louisiana (Reagan) +
76. Hagerman Fossil Beds, Idaho (Reagan) +
77. Petroglyph, New Mexico (Bush) +
78. African Burial Ground, New York (G.W. Bush)
79. Marianas Trench Marine, Northern Mariana Islands (G.W. Bush)
80. Pacific Remote Islands Marine, S-SW of Hawaii (G.W. Bush)
81. Papahanaumokuakea Marine, Hawaii (G.W. Bush)
82. Rose Atoll Marine, American Samoa (G.W. Bush)