California’s Highway S22 winds through a landscape of extremes—starting in the stark beauty of mountain ranges and plunging ...

Las Arenitas is an artificial oasis that recycles used water from the border city of Mexicali to regenerate ecosystems in the Colorado River delta.

In this area, salinity is usually associated with the Salton Sea. So what is salinity? The word salinity refers to the presence of salts in waters and soils. It refers to more than just sodium or ...