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sonoran desert

Trouble for psychedelic toads

August 22, 2025 By EarthWise Leave a Comment

Back in the 1960s, it was discovered that secretions from toads native to the Sonoran Desert have psychedelic properties.  The information did not have much impact for over 40 years but about ten years ago, the story started having widespread exposure in U.S. media outlets and there was increasing publicity for the fact that the toad’s dried secretions could be smoked to produce a brief but intense high.

There was also a false narrative spreading around that this so-called toad medicine was part of an ancient practice of indigenous tribes in the Sonoran Desert.  The active agent in the toad secretion is a compound called 5-MeO-DMT and it became an increasingly popular item being sold by self-described shamans, new-age healers, and other underground practitioners. 

5-MeO-DMT is mostly banned as a controlled substance in the U.S., but many Mexican ranchers have been amassing the toads to sell to foreigners to take back home.  Despite the fact that 5-MeO-DMT has been successfully synthesized, the mystique surrounding the toads makes potential users want to use the natural version.

Researchers have found that trapping the toads in Mexico has decimated several populations of the amphibians and has sent others into steep decline. The species currently has no protections in Mexico.  These desert toads play key roles as both predators and prey and as their population declines, there are likely to be some serious ecological problems.  There is already anecdotal evidence that in many places in the desert, crop-eating insect populations have surged in recent years.

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These Toads Have Psychedelic Powers, but They’d Prefer to Keep It Quiet

Photo, posted December 12, 2017, courtesy of K.S. Black via Flickr.

Earth Wise is a production of WAMC Northeast Public Radio

Tepary Beans | Earth Wise

September 2, 2022 By EarthWise Leave a Comment

Tepary beans could prove to be a food of the future

Tepary beans are an ancient crop native to the northern part of Mexico and the southwestern part of the U.S..  They have been grown in those places by native peoples since pre-Columbian times.  They are still grown in Native American reservations in Arizona’s Sonoran Desert.  One can purchase them from some small farms in that region. 

What sets tepary beans apart from other beans is that they are among the most drought- and heat-tolerant legume crops in the world.  They can be grown without irrigation under conditions that are not viable for other crops.  They can be consumed by people like many other kinds of beans, and they can also provide forage for livestock with better nutrition content than many other plants.  They seem to be a very attractive option for a crop in the changing climate.  What is lacking, at present, is large supplies of tepary seeds to be planted.

Researchers at Texas A&M have been funded to bring tepary beans into modern cropping systems and diets.  The goal is to develop tepary bean cultivars with high biomass and yield that are still well-suited to drought and heat conditions.  Getting the beans to the point of widespread commercialization will take several years.  The end result should be of interest to pulse growers, seed industries, and food companies across the U.S.

Tepary beans are higher in fiber and protein than most other beans.  They come in several different colors, each of which has unique flavor and texture characteristics.  The white ones have a naturally sweet flavor.   The brown beans are slightly nutty in flavor and are similar to pinto beans.  If the Texas program is successful, we may all be eating tepary beans some day.

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Tepary Beans Offer Producers A Low-Input, Climate-Resilient Legume Alternative

Photo, posted August 25, 2017, courtesy of Katja Schulz via Flickr.

Earth Wise is a production of WAMC Northeast Public Radio.

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