Cyanotoxin which is why they are usually green or blue. Cyanobacteria are found almost everywhere; in oceans, lakes and rivers as well as on land. They flourish in Arctic and Antarctic lakes, hotsprings and wastewater treatment plants. They even inhabit the fur of polar bears, to which they impart a greenish tinge. Cyanobacteria produce potent toxins, but they also produce helpful bioactive compounds, including substances with antitumour, antiviral, anticancer, antibiotic and antifungal activity, UV protectants and specific inhibitors of enzymes. Cyanotoxins are often implicated in what are commonly called "red tides" or "harmful algal blooms". Lakes and oceans contain many single-celled
Great Lakes Aircraft Company in various stages of completion were moved to Eastman, Georgia. Franklin completed the in process airframes and then built serial numbers 1001 through 1010. Franklin still owns serial number 1001. Franklin sold Great Lakes to a group in New England and they went out of business in 1983. In 2000, John Duncan of Palmer Lake, Colorado, bought the Great Lakes Sport Trainer type certificate and tooling. In 2006 Duncan announced his plan to bring the Sport Trainer back into production once again. When he gets 10 airplane orders, the factory will begin production. Duncan named the company, Great Lakes Aircraft