Volcano an extinct volcano from a dormant (inactive) one. Dormant volcanoes are those that have not erupted for thousands of years, but are likely to erupt again in the future. Volcanoes are often considered to be extinct if there are no written records of its activity. Nevertheless, volcanoes may remain dormant for a long period of time. For example, Yellowstone has a repose/recharge period of around 700,000 years, and Toba of around 380,000 years. Vesuvius was described by Roman writers as having been covered with gardens and vineyards before its eruption of 79 CE, which destroyed the towns of Herculaneum and
Extinct Kannada literature Extinct Kannada literature Extinct Kannada literature is a body of literature of the Kannada language dating from the period preceding the first extant work, "Kavirajamarga" (ca. 850 CE). Although no works of this period are available now, references to them are found in the Kavirajamarga and a handful of other extant works. While a few scholars may have expressed reservations regarding the extent of this literature, noted modern scholars such as A.K. Ramanujan, K.A. Nilakanta Sastri, R. S. Mugali, and A. K. Warder, to name a few, have hypothesized that a body of literature must have existed in an earlier