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Petrified Forest National Park

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Páginas

Yellow-billed Cuckoo Surveys at Petrified Forest National Park
Página 3CC0 1.0 (dominio público)
Yellow-billed Cuckoo Surveys at Petrified Forest National Park
2007 NPS Environmental Achievement Awards
Página 4CC0 1.0 (dominio público)
Recipients of the 2007 NPS Environmental Achievement Awards
2012 SCPN-NAU Student Projects
Página 5CC0 1.0 (dominio público)
2012 SCPN-NAU Student Projects
How to Make Park Buildings Safer for Birds, One Window at a Time
Página 7CC0 1.0 (dominio público)
How to Make Park Buildings Safer for Birds, One Window at a Time
Women & Paleontology in the Badlands
Página 10CC0 1.0 (dominio público)
Women & Paleontology in the Badlands
Sister Parks: Petrified Forest and Ischigualasto, Across the Equator
Página 18CC0 1.0 (dominio público)
Sister Parks: Petrified Forest and Ischigualasto, Across the Equator
Geology of Petrified Forest National Park, Arizona
Página 20CC0 1.0 (dominio público)
Geology of Petrified Forest National Park, Arizona
Archeoastronomy in Stone: How Ancestral Pueblo People Marked the Sky
Página 21CC0 1.0 (dominio público)
Archeoastronomy in Stone: How Ancestral Pueblo People Marked the Sky
Grasslands at Chaco, Petrified Forest and Wupatki, 2007–2021
Página 23CC0 1.0 (dominio público)
Fifteen years of monitoring semi-arid grasslands at three Colorado Plateau parks found warm-season grasses dominant, few nonnative plants, and a small but significant decline in perennial grass cover.