earth notes

Earth Notes: Jeweled Trees

Apr 22, 2020
Southwest: American

No one expects to see trees that look like jewels in the high desert of Arizona. But that’s exactly what visitors find in the Petrified Forest National Park – ancient logs preserved for millennia by a process that transfigured them into rare and beautiful stones.

Rose Houk

Bread baking is on the rise in the time of COVID-19 as thousands of people stay home and cut down on trips to the grocery store.  Some bakers are using an heirloom type of wheat flour that’s come back in fashion recently; White Sonora Wheat.

Sandra Pascoe Ortiz

Fans of the prickly pear cactus might be familiar with recipes for cactus jelly, cactus candy, and fried cactus pads or nopalitos. But how about a recipe for a biodegradable plastic bag?


John Blaustein

Floating down the Colorado River through the Grand Canyon can be a leisurely, relaxing experience. But for a handful of river runners, speed is the real objective.


nau.edu

Biocrust is a vital, but fragile material that covers a good portion of the soil surface on the Colorado Plateau. This “living skin” is a complex concoction of cyanobacteria, algae, fungi, moss and lichen.


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