Frank Perret (left) and Thomas Jaggar (right) examine Cone Crater, Kīlauea southwest rift zone, during a return visit by Perret in 1914.
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Images related to natural hazards.
Frank Perret (left) and Thomas Jaggar (right) examine Cone Crater, Kīlauea southwest rift zone, during a return visit by Perret in 1914.
The Missouri River floods Pioneer Park and its shelter. Located in Bismarck, North Dakota.
The Missouri River floods Pioneer Park and its shelter. Located in Bismarck, North Dakota.
Pioneer Park in Bismarck, ND flooded by the Missouri River.
Pioneer Park in Bismarck, ND flooded by the Missouri River.
High floodwaters on the Elk River upstream of Routt County Road 42 near Milner, CO.
High floodwaters on the Elk River upstream of Routt County Road 42 near Milner, CO.
High floodwaters on the Elk River upstream of Routt County Road 42 near Milner, CO
High floodwaters on the Elk River upstream of Routt County Road 42 near Milner, CO
Runoff due to recent wide-scale rainfall in South Dakota has led to very high streamflows for local Missouri River tributaries, according to several U.S.
Runoff due to recent wide-scale rainfall in South Dakota has led to very high streamflows for local Missouri River tributaries, according to several U.S.
Souris River near Bantry, North Dakota flooding roadway.
Souris River near Bantry, North Dakota flooding roadway.
The boat ramp sign at Keelboat Park Boat Ramp in Bismarck, North Dakota.
The boat ramp sign at Keelboat Park Boat Ramp in Bismarck, North Dakota.
Keelboat Park flooded by the Missouri River in Bismarck, North Dakota.
Keelboat Park flooded by the Missouri River in Bismarck, North Dakota.
The Garrison Dam flooding the boat ramp and boat dock.
The Garrison Dam flooding the boat ramp and boat dock.
Floodwaters partially submerge a USGS streamgage station near Slater, CO.
Floodwaters partially submerge a USGS streamgage station near Slater, CO.
A roadway is broken down due to high streamflow near Slater, CO. A USGS streamgage can be seen next to the road.
A roadway is broken down due to high streamflow near Slater, CO. A USGS streamgage can be seen next to the road.
Boreholes being drilled at Cinder Lake as part of a U.S. Geological Survey study to determine the feature's floodwater storage capacity. Cinder Lake, which is located on the Coconino National Forest, has been used to store runoff from areas affected by the 2010 Schultz Fire outside of Flagstaff, Arizona.
Boreholes being drilled at Cinder Lake as part of a U.S. Geological Survey study to determine the feature's floodwater storage capacity. Cinder Lake, which is located on the Coconino National Forest, has been used to store runoff from areas affected by the 2010 Schultz Fire outside of Flagstaff, Arizona.
Spectacular views of Pu‘u ‘Ō‘ō and the erupting spatter cone
Spectacular views of Pu‘u ‘Ō‘ō and the erupting spatter coneNear-vertical view down into the Overlook vent collapse crater. The partly destroyed visitor overlook is at lower right. The gray surface of the lava lake at the bottom of the pit is faintly visible through fume. North is toward the top of the photo.
Spectacular views of Pu‘u ‘Ō‘ō and the erupting spatter cone
Spectacular views of Pu‘u ‘Ō‘ō and the erupting spatter coneNear-vertical view down into the Overlook vent collapse crater. The partly destroyed visitor overlook is at lower right. The gray surface of the lava lake at the bottom of the pit is faintly visible through fume. North is toward the top of the photo.
A new ocean entry fed by a western branch of the active flow
A new ocean entry fed by a western branch of the active flowA new ocean entry started overnight, fed by a western branch of the active flow. The light gray-colored new flow shows up well in the cloud shadow at left edge of the photo. An eastern branch of the flow continues to advance slowly toward Kalapana Gardens, which is visible at the upper right.
A new ocean entry fed by a western branch of the active flow
A new ocean entry fed by a western branch of the active flowA new ocean entry started overnight, fed by a western branch of the active flow. The light gray-colored new flow shows up well in the cloud shadow at left edge of the photo. An eastern branch of the flow continues to advance slowly toward Kalapana Gardens, which is visible at the upper right.
Images showing eastern and western lobes are active on coastal plain
Images showing eastern and western lobes are active on coastal plainThis composite image combines a thermal image with a normal photograph of the coastal plain and pali. The active flow field is split into several lobes, and this image shows the eastern lobe that has been approaching Kalapana Gardens subdivision. Active lava has reached the end of the paved access road, where the County lava viewing area is.
Images showing eastern and western lobes are active on coastal plain
Images showing eastern and western lobes are active on coastal plainThis composite image combines a thermal image with a normal photograph of the coastal plain and pali. The active flow field is split into several lobes, and this image shows the eastern lobe that has been approaching Kalapana Gardens subdivision. Active lava has reached the end of the paved access road, where the County lava viewing area is.
Small ocean entry from the eastern branch of lava flows near Kalapana
Small ocean entry from the eastern branch of lava flows near KalapanaA close-up view of the small ocean entry from the eastern branch of lava flows near Kalapana.
Small ocean entry from the eastern branch of lava flows near Kalapana
Small ocean entry from the eastern branch of lava flows near KalapanaA close-up view of the small ocean entry from the eastern branch of lava flows near Kalapana.
This week, the NW vent was producing lava flows on the floor of Pu‘...
This week, the NW vent was producing lava flows on the floor of Pu‘...This week, the northwest vent was producing lava flows on the floor of Pu‘u ‘Ō‘ō crater. The northeast cone is in the background, as well as the small lava flow that ran down the east wall of the crater.
This week, the NW vent was producing lava flows on the floor of Pu‘...
This week, the NW vent was producing lava flows on the floor of Pu‘...This week, the northwest vent was producing lava flows on the floor of Pu‘u ‘Ō‘ō crater. The northeast cone is in the background, as well as the small lava flow that ran down the east wall of the crater.
A new rootless shield is building along the TEB tube above the pali...
A new rootless shield is building along the TEB tube above the pali...A new rootless shield is building along the TEB tube above the pali. Lava began erupting in the area on February 4, and has built up a shield and lava pond about 10 m (33 ft) high.
A new rootless shield is building along the TEB tube above the pali...
A new rootless shield is building along the TEB tube above the pali...A new rootless shield is building along the TEB tube above the pali. Lava began erupting in the area on February 4, and has built up a shield and lava pond about 10 m (33 ft) high.
Closer view of recent activity from the east wall of Pu‘u ‘Ō‘ō
Closer view of recent activity from the east wall of Pu‘u ‘Ō‘ōA closer view of the recent activity from the east wall of Pu‘u ‘Ō‘ō Crater.
Closer view of recent activity from the east wall of Pu‘u ‘Ō‘ō
Closer view of recent activity from the east wall of Pu‘u ‘Ō‘ōA closer view of the recent activity from the east wall of Pu‘u ‘Ō‘ō Crater.
Lava surface in the Halema‘uma‘u Overlook vent returned to about 80 m
Lava surface in the Halema‘uma‘u Overlook vent returned to about 80 mAfter recovering from last week's DI event, the lava surface in the Halema‘uma‘u Overlook vent returned to about 80 m (260 ft) below the floor of Halema‘uma‘u Crater. The north/northwest rim of the vent (right side of photo) is still noticeably overhung, making future collapses very likely.
Lava surface in the Halema‘uma‘u Overlook vent returned to about 80 m
Lava surface in the Halema‘uma‘u Overlook vent returned to about 80 mAfter recovering from last week's DI event, the lava surface in the Halema‘uma‘u Overlook vent returned to about 80 m (260 ft) below the floor of Halema‘uma‘u Crater. The north/northwest rim of the vent (right side of photo) is still noticeably overhung, making future collapses very likely.