Summary: In the last few years, researchers at Dartmouth-Hitchcock Medical Center have been looking into a possible connection between cyanobacteria from blue-green algae blooms and the neurodegenerative disease ALS. The research is preliminary, so any possible correlation is not proven. But the studies — and the issue of algae blooms in northern New England — are the subject of a new documentary by Jackie Heltz, a filmmaker who grew up in Williston.
