A sinkhole, also known as a cenote, sink, sink-hole, shakehole, swallet, swallow
hole, or doline is a depression or hole in the ground ...
As the limestone dissolves, pores and cracks are enlarged and carry even more
acidic water. Sinkholes are formed when the land surface above collapses or ...
www.ask.com/youtube?q=How Are Sinkholes Formed?&v=tQvv8YFCGsY
Mar 2, 2013 ... Sinkholes are eating up buildings! You've seen 'em on the news, maybe even in
your own neighborhoods... but what exactly causes them in ...
Feb 18, 2014 ... The UK seems to be suffering from a plague of sinkholes. ... Naturally, it's the
latter type that create headlines, but both varieties are formed by ...
Oct 2, 2015 ... More sinkholes have been seen across the UK in recent years, large gaping
holes suddenly appearing in the ground.
Jan 9, 2016 ... The most impressive sinkholes form in thick layers of homogenous limestone.
Their formation is facilitated by high groundwater flow, often ...
Aug 13, 2013 ... A sinkhole is basically any collapsed or bowl-shaped feature that's formed when
a void under the ground creates a depression into which ...
Most sinkholes occur in areas where the bedrock is formed from soft minerals
and rocks like salt, gypsum, limestone, dolomite or others belonging to the ...
Mar 15, 2014 ... Sinkholes occur when the ground collapses gradually or suddenly due to ... east
of Bowling Green, Ky., this sinkhole formed about eight years ...
Jun 1, 2010 ... Like all sinkholes, the one in Guatamala City formed when a swath of land
collapsed, leaving behind a crater-like depression in the ground.