Zobrazeno 1 - 10
of 55
pro vyhledávání: '"John P. Lockwood"'
Autor:
Frank A. Trusdell, John P. Lockwood
Publikováno v:
Scientific Investigations Map.
Autor:
John P. Lockwood, Frank A. Trusdell
Publikováno v:
Scientific Investigations Map.
Autor:
John P. Lockwood, Frank A. Trusdell
Publikováno v:
Scientific Investigations Map.
Autor:
Frank A. Trusdell, Richard B. Moore, John P. Lockwood, Scott K. Rowland, Maurice K. Sako, George Kojima, Robert Y. Koyanagi
Publikováno v:
Journal of Volcanology and Geothermal Research. 146:26-59
Anatahan island is 9.5 km east–west by 3.5 km north–south and truncated by an elongate caldera 5 km east–west by 2.5 km north–south. A steep-walled pit crater ∼1 km across and ∼200 m deep occupies the eastern part of the caldera. The isla
Publikováno v:
Earth and Planetary Science Letters. 161:19-32
Paleointensity studies have been conducted in air and in argon atmosphere on nine lava flows with radiocarbon ages distributed between 3.3 and 28.2 ka from the Mauna Loa volcano in the big island of Hawaii. Determinations of paleointensity obtained a
Publikováno v:
Journal of Volcanology and Geothermal Research. 66:163-184
Kilauea volcano's reputation for relatively gentle effusive eruptions belies a violent geologic past, including several large phreatic and phreatomagmatic eruptions that are recorded by Holocene pyroclastic deposits which mantle Kilauea's summit area
Autor:
John P. Lockwood, Richard W. Hazlett
Volcanoes are essential elements in the delicate global balance of elemental forces that govern both the dynamic evolution of the Earth and the nature of Life itself. Without volcanic activity, life as we know it would not exist on our planet. Althou
Autor:
G. Brent Dalrymple, John P. Lockwood
Publikováno v:
Natural Hazards. 3:373-378
The waters of Lake Nyos are impounded by a fragile natural dam composed of pyroclastic rocks ejected during the formation of the lake crater (maar). Lateral erosion of this dam has reduced its width from over 500 m to only 45 m. Published whole-rock
Autor:
Patrick Showalter, David W. Ramsey, Christina A. Neal, John P. Lockwood, Ellen Lougee, Dillon R. Dutton, Sandy Margriter, Tracey J. Felger, Peggy E. Bruggman
Publikováno v:
Data Series.