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A lightning strike can also create a large Lichtenberg figure in grass surrounding the point struck. These are sometimes found on golf courses or in grassy meadows. [ 12 ] Branching root-shaped " fulgurite " mineral deposits may also be created as sand and soil are fused into glassy tubes by the intense heat of the current.
Material properties (size, color, texture) of fulgurites vary widely, depending on the size of the lightning bolt and the composition and moisture content of the surface struck by lightning. Most natural fulgurites fall on a spectrum from white to black. Iron is a common impurity that can result in a deep brownish-green coloration.
Trees can explode when struck by lightning. [3] [15] [16] [17] The strong electric current is carried mostly by the water-conducting sapwood below the bark, heating it up and boiling the water. The pressure of the steam can make the trunk burst. [3] [17] This happens especially with trees whose trunks are already dying or rotting.
SEATTLE -- A lightning bolt struck a giant tree in Seattle's Washington Park Arboretum Tuesday afternoon and the entire thing exploded. The bark of the tree was literally blow in all directions.
Two people were taken to the hospital Saturday after lightning struck a tree near a home along a golf course that is hosting the PGA Tour's Travelers Championship. The home is just north of the ...
A tree exploded when struck by lightning. This eucalyptus tree was struck by lightning, while two nearby conifers were untouched, Darwin, Northern Territory, Australia. A lightning-struck tree in the Toronto Islands, clearly shows the path that the charge took into the ground. Trees are frequent conductors of lightning to the ground. [27]
According to Robach, her uncle was standing “up against the tree” that was struck by lightning. “My parents were blown standing next to him, and he just crumbled,” she added.
It is estimated that lightning injuries occur 240,000 times a year with 24,000 deaths. [1] Among pregnant women who are hit by lightning, the death of the fetus occurs in about half. [1] In the United States about 1 in 10,000 people are hit by lightning during their lifetime. [1] Males are affected four times more often than females. [1]