An appeals court ruled the migrant detention site may continue operating in the fragile Everglades, while litigation over the environmental impacts proceeds.By Amy GreenEvery spring Florida’s Miccosukee Tribe observes its corn dance season on lands the tribe holds as sacred within the fragile Everglades. But this year’s festivities are different, because of the migrant detention site that now looms among the tribal lands, Alligator Alcatraz.