Floridians care about the Everglades so you might be interested to learn how a sonic buoy system will be used to control algae. A pilot program will install buoys that serve two functions. First, to monitor water quality and then, depending on the water quality, send out ultrasonic frequencies to prevent algae from blooming. We recommend watching this two minute video if you’re interested in learning more: Grant to Treat Algal Blooms, WINK News.