To everything there is a season and this is the season when we go swimming and we spend a lot of time talking about Cyanobacteria. So what is it, exactly? Sonya Carlson is head of the Beach Inspection Program with the state Department of Environmental Services and gave us a primer on the micro-organism. Cyanobacteria has been on earth for a long time, to the tune of 3.5 billion years! “In fact, we scientists think it's what created oxygen in our atmosphere, so it's a very important part of this