This property of both nitro and nitrate groups is because their thermal decomposition yields molecular nitrogen N 2 gas plus considerable energy, due to the high strength of the bond in molecular nitrogen.
Mount Ararat (16,940 feet, 5165 m) is the largest volcano in Turkey. Although not currently active, its most recent eruption has probably been within the last 10,000 years.
This volcano on the island of Sicily is the tallest active volcano in Europe, at 10,922ft (3,329m) high. It is one of the most active volcanoes in the world, and is almost continuously erupting. Mt. Tambora