Landscape Forensics in Shenandoah National Park, VA.

Landscape Forensics in the
Santa Catalina Mountains, AZ.

Soil augering at
Kessler's Farm, OK.

So, that's what a soil profile looks like ... Kessler's Farm, OK.

Collecting ground reference data with GPS, Harrisonburg, VA.

Assessing water quality in George Washington and Jefferson National Forest, VA.

Titrating until the cows come home. George Washington and Jefferson National Forest, VA.

Technologically challenged? George Washington and Jefferson National Forest, VA.

Cozy traveling in Nicaragua.

Yes, we made those: solar cooker and solar drier. Nicaragua.

Solar-powered irrigation
system in Nicaragua.

A well-"earned" break ... Nicaragua.

The solar panel is ready.  Nicaragua.

Almost there ... Nicaragua.

Measuring wind speed at Windy Point Vista, Mt. Lemmon, AZ.

Compass and Pace Mapping
of our campsites.
Madera Canyon, AZ.

You mean we have to go all the way to the top? Santa Rita Experimental Range, AZ

Soil sampling, Santa Rita Experimental Range, AZ.

Line-intercept sampling, Santa Rita Experimental Range, AZ

Creating stream cross-sections, Santa Rita Experimental Range, AZ

Wash sediment sampling, Santa Rita Experimental Range, AZ.

Measuring gravel roundness, Santa Rita Experimental Range, AZ.

Wrapping things up ... Santa Rita Experimental Range, AZ.