word | | Natural hazards |
| Africa | South Africa | prolonged droughts volcanism: the volcano forming Marion Island in the Prince Edward Islands, which last erupted in 2004, is South Africa's only active volcano |
| Africa | Spain | periodic droughts, occasional flooding volcanism: Spain experiences volcanic activity in the Canary Islands, located off Africa's northwest coast; Teide (elev. 3,715 m) has been deemed a "Decade Volcano" by the International ... |
| Agrihan | Northern Mariana Islands | active volcanoes on Pagan and Agrihan; typhoons (especially August to November) |
| Agua | Portugal | ... elev. 1,043 m) last erupted in 1958; most volcanoes have not erupted in centuries; historically active volcanoes include Agua de Pau, Furnas, Pico, Picos Volcanic System, San Jorge, Sete Cidades, and Terceira |
| Agung | Indonesia | ... Earth's Interior, worthy of study due to its explosive history and close proximity to human populations; other notable historically active volcanoes include Agung, Awu, Karangetang, Krakatau (Krakatoa), Makian, Raung, and Tambora |
| air | Canada | ... to development; cyclonic storms form east of the Rocky Mountains, a result of the mixing of air masses from the Arctic, Pacific, and North American interior, and produce most of the country ... |
| air | Iceland | ... elev. 1,666 m) erupted in 2010, sending ash high into the atmosphere and seriously disrupting European air traffic; scientists continue to monitor nearby Katla (elev. 1,512 m), which has a high probability ... |
| air | United States | ... is the most active volcano in Alaska's Aleutian Arc and poses a significant threat to air travel since the area constitutes a major flight path between North America and East Asia ... |
| Alaska | United States | ... Midwest and Southeast; mud slides in California; forest fires in the west; flooding; permafrost in northern Alaska, a major impediment to development volcanism: the United States experiences volcanic activity in the Hawaiian ... |
| Alayta | Ethiopia | ... years, is the country's most active volcano; Dabbahu became active in 2005, causing evacuations; other historically active volcanoes include Alayta, Dalaffilla, Dallol, Dama Ali, Fentale, Kone, Manda Hararo, and Manda-Inakir |
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This page was last updated on 3 February, 2012 |
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