The Creek Fire, in the Sierra National Forest in California, burned hundreds of thousands of acres in 2020. Its spread was fueled by many dead, dry trees; climate change contributed to both their ...

Southern Arizona has numerous sites known for their pyroxene minerals, from Twin Buttes south of Tucson, to Ajo, to the Chiricahua, Santa Rita and Patagonia mountain ranges.

Mine Tales: Walker Charcoal Kiln in Prescott National Forest is an historic site. Charcoal was needed to generate the excessive heat essential to increasing the value of silver ore in the 1800s.