Colombian researchers have designed an agrivoltaic system integrating hydroponic growing towers. The modular array, consisting of stackable 20 cm rings, creates a structure up to 2.5 meters tall ...

Students will also be learning how to operate hydroponic systems, which use water, light and nutrients, but not soil. "This is saving water.

Each tower can produce about 20 pounds of greens per month. If you listened to "Tower of Power" in the 1970s, you probably know the song, "There’s Only So Much Oil in the Ground." ...