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Title: Boundary Monument 75E, Southeastern Arizona - 2009

Description:

An anti-vehicle barricade has been constructed across this section of the international boundary. Grass cover has increased in the foreground, providing evidence of the site’s grassland connection. (Raymond M. Turner)

Location: AZ

Date Taken: April 24 2009

Photographer: Raymond Turner, USGS (retired) ,

Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.

Source:

USGS Desert Laboratory Repeat Photography Collection.  Contact for additional information:  Diane Boyer, deboyer@usgs.gov or 520-670-6671, ext. 297

File Details:
Type: JPEG image - 2.06 MB
Dimensions: 1800 x 1372
Resolution: 72 dpi

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Tags: Arizona BoundaryMonument Desert Boyer ClimateChange DesertLaboratory NR2010_12_02 NewMexico RepeatPhotography Turner Webb biology