the hazards presented by volcanic and Tists in response to the unfolding developments at the volcano to characterize the  hazard presented by the volcanic ash and to devise mitigation.
{"Image DocumentName": "Volcanic hazards of Canada", "Image ImageDescription": "Canada has active volcanoes (black triangles) which pose a potential threat in B.C. Another major hazard is ashfall from explosive eruptions of Cascade volcanoes in Washington state.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}