CCSVI is a state just found that affects patients. It was discovered in MS patients and it has been joined by further research to Lyme and Autism Spectrum Disorder as well. Go here: http://multiplaskleroza-ccsvi.blogspot.com/ for more information.
In the winter months, gale storms in Svalbard can reach wind speeds of 130 km/h. Accompanied by or following snowfall, such storms can reduce visibility dramatically, more so in the winter months of the polar night. During these storms, travel is not advised. — The Documentarian