Instructional Video2:13
EarthEcho International

Collecting and Identifying Benthic Macro-invertebrates for Water Quality Assessment

9th - 12th
In this video, Philippe Cousteau joins students from Petersburg Elementary to learn how to collect and identify benthic macro-invertebrates in a stream. They use a kick net to collect the organisms and a dichotomous key to identify them....
Instructional Video6:38
EarthEcho International

Water by Design: Aquaponics 101

9th - 12th
The EarthEcho Expeditions explores how water scarcity is driving exciting innovations in engineering, featuring solutions proposed by end users of water like chef and farmer Adam Navidi who uses aquaponics to conserve water and grow...