Showing posts with label Nature. Show all posts
Showing posts with label Nature. Show all posts
Saturday, March 19, 2011
Thursday, June 3, 2010
Mysterious Hole in Guatemala City
On the 23rd of February 2007, a 330 foot deep sinkhole swallowed up over a dozen homes in a crowded neighborhood in Guatemala City. Over 1000 people were evacuated and two people were killed. The giant hole emitted a foul stench, tremors and loud noises. The authorities blamed the sinkhole on a ruptured underground sewage flow. Sinkholes are caused by changing geological conditions or by a failure to maintain aging underground pipes and sewage systems, but the common factor in both is usually water. Ground underlain with carbonate bedrock - limestone for example - is most prone to sinking because the bedrock erodes with repeated exposure to water. The rock corrodes and the sediment swells with water and eventually everything reaches a critical mass point. The sinkhole phenomenon appears to be intensifying all over the world as ground water continues to face depletion and earthquakes weaken substrata layers of earth.
Here's a local news report on the incident.
Monday, July 20, 2009
Pictures Of Volcanic Eruptions
Here are some of the cool pictures of Volcanic eruptions from my collection.
Here is the picture of the volcano on Krakatoa. The latest eruption started in April 2008 and it continues today.
Here is a beautiful picture of a volcano and aurora.
Augustine Volcano, Alaska, on January 30, 2008.
An eruption from Cleveland Volcano, Chuginadak Island, Alaska, taken from a satellite.
Here is the picture of the volcano on Krakatoa. The latest eruption started in April 2008 and it continues today.
Here is a beautiful picture of a volcano and aurora.
Augustine Volcano, Alaska, on January 30, 2008.
An eruption from Cleveland Volcano, Chuginadak Island, Alaska, taken from a satellite.
A Dormant Volcanic Mountain.
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