We tend to think of spring as planting time, but kelp farmers in the Gulf of Maine are in the midst of their annual harvest right now. Growers and ocean researchers say kelp could be a huge win-win-win – improving the local environment, boosting other fisheries, and all while providing a saleable food source. Ten years ago, there were no kelp farms in the northeast. Now, there are more than a dozen. So, what gives? “I think what’s been driving the increase is that the demand for domestically