Ashley Cooper / Water spout caused by a severe thunder storm over Sivota, Greece. June 2014
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Ashley Cooper / Water spout caused by a severe thunder storm over Sivota, Greece. June 2014
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Pascal Tordeux / Tornado starting to form, Pas De Calais, France, June.
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Paul D Stewart / Giant hailstone retrieved from a field in Kansas in the wake of a tornado. The hailstone formed as smaller hailstones fused and froze in the massive updrafts of a storm supercell. Kansas, USA, June.
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Charlie Summers / Massive dust devil rakes the dry shoreline of Lake Ndutu, Ngorongoro Conservation Area, Tanzania.
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Rhonda Klevansky / Dust devil near Salar de Chalviri, Altiplano, Bolivia. February 2009.
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Will Watson / Waterspout and towering cumulus cloud over Lake Malawi, February 2008, Malawi.
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Will Watson / Waterspout and towering cumulus cloud over Lake Malawi, February 2008 Malawi.
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Jabruson / Water spout on Lake Kivu at start of rainy season, Virunga NP, Democratic Republic of Congo (formerly Zaire)