Delineation of Buried Channels of Bharathappuzha by Single-Channel Shallow Seismic Survey
SCIENTIFIC CORRESPONDENCE to explain that earth degassing is behind quake.usgs.gov/earthquakes/eventpage/ 12. Tronin, A. A., Int. J. Remote Sensing, the creation of a localized greenhouse ef- us20002926#general_summary (accessed 2000, 21, 3169–3177. fect. As this earthquake was caused by on 15 May 2015). thrust faulting accompanying convergent 3. GSI, Seismotectonic Atlas of India and tectonism, considerable emissions might its Environs, Geological Survey of India, ACKNOWLEDGEMENT. We thank the 2000. Ministry of Earth Sciences, Govt of India for have occurred along the foothills through 4. Valdiya, K. S., Geology of the Kumaon financial support. the relatively porous and faulted media. Lesser Himalaya, Wadia Institute of Hima- From both the pre- and post-NOAA layan Geology, Dehradun, 1980, p. 291. Received 16 May 2015; revised accepted 17 images, it can be deciphered that there 5. Gansser, A., Geology of the Himalayas, September 2015 are noticeable changes in the thermal re- Interscience Publishers, London, 1964, gime along the MFT. On the NOAA p. 273. thermal images, the thermal line is ob- 6. Saraf, A. K., Rawat, V., Tronin, A., S. S. BARAL* served during the stress periods and dis- Choudhury, S., Das, J. and Sharma, K., J. K. SHARMA appears after the release of stress. Thus, Geol. Soc. India, 2011, 77, 195–204. A. K. SARAF it appears that changes in the thermal re- 7. Qiang, Z. J. et al., Sci. China, 1999, 42, J. DAS 313–324. gime can be more extensively used to G. SINGH 8. Choudhury, S., Dasgupta, S., Saraf, A. K. S. BORGOHAIN understand impending earthquakes.
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