“Making Waves” takes viewers below the surface of the world’s largest freshwater ecosystem and into the middle of a complex war for survival. For more than a century, non-native species of plants, fish, invertebrates and microscopic organisms have been silently invading the Great Lakes, leaving devastation in their wake. Invasive species like Asian carp, zebra mussels and more are transforming the ecosystem from top to bottom, pushing some native species to the brink of extinction, and costing t...