Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USFS Logo Research Data Archive
Looking along the countour at the contact between the erosional slope (on the left, with paper birch) and the depositional slope (on the right, with black spruce muskeg). Slope exposure, S 25 E. Gradient of erosional slope, 20-30 per cent; gradient of dep...

imageID: 31027
Description: Looking along the countour at the contact between the erosional slope (on the left, with paper birch) and the depositional slope (on the right, with black spruce muskeg). Slope exposure, S 25 E. Gradient of erosional slope, 20-30 per cent; gradient of dep...
Keywords: plant ecology
vegetation types, ecotypes
Photographer: Lutz, Harold J.
Original collection id: Oxford #: 187, negative #: 405
Original as submitted: 187_neg_405_406.tif
Collection: Pacific Northwest Research Station, Alaska Image Archive
Location: Alaska; Chatanika River
Date(yyyy): 1957
Citation: Use of this image is governed by Creative Commons CC BY. If you use the image, please include the following citation:

Wright, Brenda E.; Plumb, Pauline; Wright, John; Biles, Frances E. 2021. Historical photographs from U.S. Forest Service research and development activities in Alaska. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2021-0084


Your help is appreciated. If you see an image that has any inaccuracy please send a note to the Archive team. Thank you!