The University of Arizona Science and Technology Park is home to several massive solar-energy projects as part of its Solar Zone demonstration project.
This five-images composite shows the new $12 million Bryant Bannister Tree Ring Laboratory on the University of Arizona campus. The laboratory, which uses tree growth rings for dating, has been housed in the depths of Arizona Stadium since 1937.
Kathleen Martinek gets a close look at the 10-foot-diameter, 2-ton, 1,700-year-old sequoia section prominently displayed on the main floor of the new Bryant Bannister Tree Ring Laboratory.
The University of Arizona's "tree-ringers" are celebrating their move this weekend from "temporary" headquarters in the bowels of Arizona Stadium to a light-filled aerie above the stolid brick of the mathematics annex.
A 38.5-acre photovoltaic array is the latest addition to the Solar Zone technology demonstration area at the University of Arizona Science and Technology Park.