Remote Sensing of Active Volcanism by Peter J. Mouginis-Mark, Joy A. Crisp, Jonathan H. Fink

By Peter J. Mouginis-Mark, Joy A. Crisp, Jonathan H. Fink

Published by way of the yankee Geophysical Union as a part of the Geophysical Monograph Series.

distant sensing is an important instrument for plenty of Earth and planetary scientists. while learning the ambience, the land, the sea flooring, or for that topic the surfaces of different planets, distant sensing has deepened and improved our figuring out in speedy and dramatic methods. this is often very true for volcanologists excited by energetic volcanic tactics. Technological advances in gathering info from a satellite tv for pc or an plane, despite the fact that, additionally require human talents particular to the medium, and nowhere extra so than in processing and examining info in ways in which are assorted from these talents wanted with a field-oriented procedure. during this quantity at the distant sensing of lively volcanoes, we make clear and tackle these changes. even as, we search to stimulate better interplay among distant sensing experts and box volcanologists, aided through the tutorials and heritage details we now have included.Content:

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7. SUMMARY W h i l e c o n s i d e r a b l e p r o g r e s s h a s b e e n m a d e o v e r the last d e c a d e in the uses o f r e m o t e sensing data to study active v o l c a n o e s , there are n u m e r o u s constraints o n the m a n n e r a n d t i m e interval in w h i c h n e w data can b e obtained for an eruption. T i m e l y n e w information m a y only b e o b t a i n e d directly from the spacecraft a n d d e p e n d s o n the satellite b e i n g in the appropriate part o f its orbit.

P. Flynn, D. A. Rothery, C. B. Sherman, Mass flux measurements at active lava lakes: Implications for magma recycling, J. Geophys. , 104, 7117-7136, 1999. Holasek R. , S. Self and A. W. Woods, Satellite-observations and interpretation of the 1991 Mount Pinatubo eruption plumes, J. Geophys. , 101, 27,635-27,655, 1996. Krueger A. , C. C. Schnetzler and L. S. Walter, The December 1981 eruption of Nyamuragir volcano (Zaire), and the origin of the "mystery cloud" of early 1982, J. Geophys. , 101, 15,191-15,196, 1996.

T h e m e t h o d c o h e r e n t l y c o m p a r e s the p h a s e information for t w o r a d a r i m a g e s , so that centimeter-scale c h a n g e s o n the vol­ c a n o c a n b e d e t e c t e d from the "fringe p a t t e r n " of the radar interferogram [Massonnet and Sigmundsson; this v o l u m e ] . In o r d e r to create the interferogram, the s a m e radar system m u s t b e u s e d o n b o t h occasions (it is n o t p o s s i b l e , for ex­ a m p l e , to i n t e r - c o m p a r e data from E R S - 2 and R A D A R S A T ) .

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Remote Sensing of Active Volcanism by Peter J. Mouginis-Mark, Joy A. Crisp, Jonathan H. Fink
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