The latest cuts limited the USGS's budget, like that of the NPS ... Now, efforts to monitor what is considered the 'most active volcano in the Cascades' and one with the 'highest likelihood ...

“St. Helens is by far the most active volcano in the Cascades and presents the highest ... University of Oregon and U.S. Geological Survey, operates around 20 seismometers in the area and ...

In this photo provided by the U.S. Geological Survey, lava from Kilauea volcano's last remaining active fissure erupts in the Leilani Estates neighborhood on near Pahoa, Hawaii Hawaii Volcano ...

This image from webcam footage provided by the United States Geological Survey (USGS) shows lava shooting up high during an ongoing eruption of Kilauea volcano inside Hawaii Volcanoes National ...

Scientists are bracing for high lava fountains in the latest episode of an ongoing eruption of Hawaii’s Kilauea volcano.