Mount Ruapehu is a cone volcano, situated at the southern end of the Taupo Volcanic zone[?]. Ruapehu is frequently active, and is one of the largest active volcanoes in New Zealand.
... 21.7% under the age of 18, 5.1% from 18 to 24, 32.6% from 25 to 44, 31.2% from 45 to 64, and 9.4% who are 65 years of age or older. The median age is 42 years. For every ...