Salty sweat helps one desert plant stay hydrated

A study provides a new look into the strategies plants have evolved to survive in harsh locales

A photo of the leaves of a Athel tamarisk coated in condensation.

The leaves of this Athel tamarisk secrete salts that soak up condensation.

Marieh Al-Handawi

Sweat keeps some animals cool in scorching heat. Salty secretions also serve one desert shrub a refreshing sip of water.