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Allegheny Portage Railroad National Historic Site

20 páginasActualizada 23 days ago

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Páginas

Silent Witnesses, Old Trees are Hiding in Our Midst

Página 223 days agoCC0 1.0 (dominio público)

Silent Witnesses, Old Trees are Hiding in Our Midst

Western Pennsylvania Virtual Junior Ranger

Página 3a month agoCC0 1.0 (dominio público)

Western Pennsylvania Virtual Junior Ranger

Forest Health Monitoring in Allegheny Portage Railroad National Historic Site

Página 4a month agoCC0 1.0 (dominio público)

Forest Health Monitoring in Allegheny Portage Railroad National Historic Site

A Technician’s Mushroom Hobby Became a Fungi Inventory for National Parks

Página 521 days agoCC0 1.0 (dominio público)

A Technician’s Mushroom Hobby Became a Fungi Inventory for National Parks

Is 9,000 tree seedlings per hectare enough? Comparing eastern national park forests

Página 621 days agoCC0 1.0 (dominio público)

Is 9,000 tree seedlings per hectare enough? Comparing eastern national park forests

2019 Weather In Review: Allegheny Portage Railroad National Historic Site

Página 7a month agoCC0 1.0 (dominio público)

2019 Weather In Review: Allegheny Portage Railroad National Historic Site

Allegheny Portage Railroad National Historic Site in 2021: a very warm year

Página 814 days agoCC0 1.0 (dominio público)

Allegheny Portage Railroad National Historic Site in 2021: a very warm year

2020 Weather In Review: Allegheny Portage Railroad National Historic Site

Página 9a month agoCC0 1.0 (dominio público)

2020 Weather In Review: Allegheny Portage Railroad National Historic Site

All Hope is Not Lost – Parks plan strategically to treat invasive plants

Página 10a month agoCC0 1.0 (dominio público)

All Hope is Not Lost – Parks plan strategically to treat invasive plants

Streamside Bird Monitoring in Allegheny Portage Railroad National Historic Site

Página 11a month agoCC0 1.0 (dominio público)

Streamside Bird Monitoring in Allegheny Portage Railroad National Historic Site

Resilient Forests: Managing Invasive Plants and Forest Pests in Eastern Parks

Página 12a month agoCC0 1.0 (dominio público)

Resilient Forests: Managing Invasive Plants and Forest Pests in Eastern Parks

Managing Resilient Forests: Why Eastern National Park Forests Need Help

Página 13a month agoCC0 1.0 (dominio público)

Managing Resilient Forests: Why Eastern National Park Forests Need Help

The Resilient Forests Initiative for Eastern National Parks

Página 14a month agoCC0 1.0 (dominio público)

The Resilient Forests Initiative for Eastern National Parks

Letting in the Light: Creating Canopy Gaps for More Resilient Eastern Forests

Página 15a month agoCC0 1.0 (dominio público)

Letting in the Light: Creating Canopy Gaps for More Resilient Eastern Forests

Weather in 2022 at Allegheny Portage Railroad National Historic Site: Warm and Wet

Página 162 months agoCC0 1.0 (dominio público)

Weather in 2022 at Allegheny Portage Railroad National Historic Site: Warm and Wet

A New Checklist of Amphibians in 292 National Parks

Página 17a month agoCC0 1.0 (dominio público)

A New Checklist of Amphibians in 292 National Parks

Allegheny Portage Railroad's 2023 Weather: Fourth-Warmest Year on Record

Página 182 months agoCC0 1.0 (dominio público)

Allegheny Portage Railroad's 2023 Weather: Fourth-Warmest Year on Record

The Geology of Allegheny Portage Railroad National Historic Site

Página 192 months agoCC0 1.0 (dominio público)

The Geology of Allegheny Portage Railroad National Historic Site

Saving Park Forests: Eastern Woods, Hawaiian Forest Birds and Whitebark Pine

Página 202 months agoCC0 1.0 (dominio público)

Saving Park Forests: Eastern Woods, Hawaiian Forest Birds and Whitebark Pine