What technology did the U.S. Geological Survey (USGS) develop to help monitor volcanic activity at the five monitoring stations in the continental U.S., Alaska, Hawai'i, and the Mariana Islands?(1 point) Responses Volcano Notification Service (VNS) Volcano Notification Service (VNS) Federal Emergency Management Agency (FEMA) Federal Emergency Management Agency (FEMA) National Volcano Early Warning System (NVEWS) National Volcano Early Warning System (NVEWS) National Seismology Center
1 answer
National Volcano Early Warning System (NVEWS)