Over the past century, we've transformed the arid lands of the American west into year-round, well-irrigated agricultural powerhouses. Today, fruits, nuts, and nearly all of our leafy greens are grown in the desert, using water diverted, stored, and supplied at taxpayer expense. This intense irrigation is having an impact: Reservoir levels are dropping, rive ... Show More
Jan 13
Canned Tomatoes and the Myth of the San Marzano
Canned tomatoes are a perfect winter food. As you'll know from our tomato episode, the beautiful fruits in fresh aisle of the supermarket are mostly flavorless outside of the summer season—but the tomatoes that get packed in a can are cheap, readily available, and, most important ... Show More
50m 16s
Dec 16
Is Your Cinnamon Fake? Where Does Kefir Come From? Plus: Why Is Citric Acid In Everything? Ask Gastropod!
The season for holiday baking is upon us, and before you spice up your cookies and pies, you’ll probably want to know: is most of the cinnamon on grocery store shelves actually fake? That’s one question we’re investigating this week on behalf of you, dear listeners, in the latest ... Show More
42m 33s
Dec 2
Forget Plain Vanilla: You'll Never See The World's Favorite Flavor the Same Way Again
Today, 'vanilla' often means boring, and yet the edible seedpod of this Central American orchid is one of the most expensive spices in the world, not to mention one of the most popular flavors globally. So how did this coveted bean get such a ho-hum reputation? Listen in this epi ... Show More
50m 45s
Jun 2021
Presenting: Gastropod
Over the past century, we've transformed the arid lands of the American west into year-round, well-irrigated agricultural powerhouses. Today, fruits, nuts, and nearly all of our leafy greens are grown in the desert, using water diverted, stored, and supplied at taxpayer expense. ... Show More
57m 40s
Nov 2023
Groundwater Wars
Kingman, Arizona, a small farming town in the desert, is a cautionary tale in the West’s water crisis.
About a decade ago, large corporate farms started moving into the desert of Mohave County, growing thirsty crops like alfalfa and nuts. At the time, there were practically no ru ... Show More
33m 38s
Aug 2022
OS Conversations: Drought
We're seeing drought all around the world. Without significant rainfall, lakes and rivers have been drying-up, pastures are becoming dusty deserts and crops are failing to grow. As well as the devastating effect on nature, drought has an economic and human cost - particularly in ... Show More
24m 44s