geography

A conversation with Olga Kalentzidou on the complexity of food geographies.

A conversation with Olga Kalentzidou on the complexity of food geographies.

Sand dunes are everywhere. They form deserts on Earth, Venus, Mars, and Saturn's moon Titan. They even form underwater on seafloors and riverbeds.

Not just any old plant has what it takes to survive desert heat. Desert plants like cacti are remarkable for their unique adaptations to one fo the harshest climates on the planet. The palo verde is not exception.