Loss of habitat is the single greatest threat to any species. If an island on which an endemic organism lives becomes uninhabitable for some reason, the species will become extinct. Any type of habitat surrounded by a different habitat is in a similar situation to an island.
Waltham, MA. Waltham is a city in Middlesex County, Massachusetts, United States, was an early center for the labor movement, and major contributor to the American Industrial Revolution.
A large NH or VT area could have done with it what Ragged Mt. is now doing with the Blue Hills, Milton, MA: namely use it as a training, feeder and advertisement for Ragged Mt. Chris Holsing: Prospect Hill in Waltham was owned and operated by the City of Waltham, not the MDC.