by Mark Duggan | May 18, 2017
Durango, Colo. – Black bears in Colorado spend less time hibernating and living closer to human development. They still prefer nuts and berries over garbage. And their numbers are decreasing. Those are some of the key findings of a recently-concluded Colorado...
by Mark Duggan | Mar 25, 2013
Tucson, Ariz. – Every year, in early spring, a small group of people meet in Tucson to set major wildfires. Nothing burns. The fires are hypothetical, staged ‘incidents’ and fought entirely by computer and on paper in a comfortable room with a large table. The...
by Mark Duggan | Mar 5, 2012
Tucson, Ariz – Aldo Leopold is sometimes referred to as The Father of the Conservation Movement. His ideas on wildlife management and environmental ethics were developed a century ago and are still popular today. The documentary Green Fire, Aldo Leopold and a...
by Mark Duggan | Dec 11, 2011
Coronado National Forest, Ariz. – Forest Service road 42 travels over the crest of the Chiricahua Mountains, one of southeast Arizona’s many Islands In the Sky. The road starts in desert lowlands and quickly ascends to almost 9,000 feet above sea level before...
by Mark Duggan | Oct 14, 2011
Casa Grande, Ariz. – Once a year, a small group of adults climbs some of Arizona’s tallest trees for fun and sport. They are tree workers, professionals who cut and prune for landscaping or utility crews. Each year, they meet in a city park somewhere in Arizona...
